Fertility in Taiwan: Difference between revisions
| Line 268: | Line 268: | ||
| 2010 || 7.19 || 3.82 || 2.6 || 0.62 || 0.12 || 0.04 || 0.5312934631 || 0.3616133519 || 0.0862308762 || 0.016689847 || 0.0055632823 | | 2010 || 7.19 || 3.82 || 2.6 || 0.62 || 0.12 || 0.04 || 0.5312934631 || 0.3616133519 || 0.0862308762 || 0.016689847 || 0.0055632823 | ||
|- | |- | ||
! Maximum || 25.89<br>(1976) || 9.07<br>(1976) || 7.34<br>(1978) || 5.04<br>(1976) || 2.6<br>(1976) || 1.99 || 0.5366146459 || 0.3788343558 || 0.2014699524 || 0.1004248745 || 0.0768636539 | ! Maximum || 25.89<br>(1976) || 9.07<br>(1976) || 7.34<br>(1978) || 5.04<br>(1976) || 2.6<br>(1976) || 1.99<br>(1976) || 0.5366146459 || 0.3788343558 || 0.2014699524 || 0.1004248745 || 0.0768636539 | ||
|- | |- | ||
! Minimum || 7.19<br>(2010) || 3.82<br>(2010) || 2.6<br>(2010) || 0.62<br>(2010) || 0.12<br>(2010) || 0.04<br>(2010) || 0.3503283121 || 0.2773271533 || 0.0780312125 || 0.0144057623 || 0.0048019208 | ! Minimum || 7.19<br>(2010) || 3.82<br>(2010) || 2.6<br>(2010) || 0.62<br>(2010) || 0.12<br>(2010) || 0.04<br>(2010) || 0.3503283121 || 0.2773271533 || 0.0780312125 || 0.0144057623 || 0.0048019208 | ||
Revision as of 21:07, 25 February 2014
This page gives information of type fertility about the country Taiwan.
See all pages giving information on fertility for particular countries|See all pages giving information about Taiwan
Data sources
Most of the data on this page comes from the Human Fertility Database (website www.humanfertility.org) (data downloaded February 2014, last updated April 2014). The data collected by the Human Fertility Database is based on government data collection by the Taiwan government. Details about the modalities of data collection are available here.
Data on period fertility
Data on total fertility rate broken down by birth order
| Year | total fertility rate (TFR) | TFR1 | TFR2 | TFR3 | TFR4 | TFR5+ | TFR1 proportion | TFR2 proportion | TFR3 proportion | TFR4 proportion | TFR5+ proportion |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1976 | 3.064 | 0.931 | 0.798 | 0.628 | 0.37 | 0.335 | 0.3038511749 | 0.2604438642 | 0.2049608355 | 0.1207571802 | 0.1093342037 |
| 1977 | 2.67 | 0.854 | 0.739 | 0.523 | 0.292 | 0.262 | 0.3198501873 | 0.2767790262 | 0.1958801498 | 0.1093632959 | 0.0981273408 |
| 1978 | 2.661 | 0.851 | 0.777 | 0.547 | 0.269 | 0.218 | 0.3198045847 | 0.2919954904 | 0.2055618189 | 0.1010898159 | 0.0819240887 |
| 1979 | 2.6 | 0.885 | 0.757 | 0.538 | 0.242 | 0.178 | 0.3403846154 | 0.2911538462 | 0.2069230769 | 0.0930769231 | 0.0684615385 |
| 1980 | 2.449 | 0.828 | 0.741 | 0.509 | 0.223 | 0.147 | 0.3380971825 | 0.3025724786 | 0.2078399347 | 0.0910575745 | 0.0600244998 |
| 1981 | 2.39 | 0.843 | 0.736 | 0.487 | 0.203 | 0.12 | 0.3527196653 | 0.3079497908 | 0.2037656904 | 0.0849372385 | 0.050209205 |
| 1982 | 2.266 | 0.83 | 0.705 | 0.449 | 0.182 | 0.1 | 0.3662842012 | 0.3111209179 | 0.1981465137 | 0.0803177405 | 0.0441306267 |
| 1983 | 2.112 | 0.78 | 0.69 | 0.411 | 0.15 | 0.081 | 0.3693181818 | 0.3267045455 | 0.1946022727 | 0.0710227273 | 0.0383522727 |
| 1984 | 2.014 | 0.768 | 0.687 | 0.369 | 0.126 | 0.065 | 0.3813306852 | 0.3411122145 | 0.1832174777 | 0.0625620655 | 0.0322740814 |
| 1985 | 1.854 | 0.729 | 0.644 | 0.328 | 0.103 | 0.05 | 0.3932038835 | 0.3473570658 | 0.1769147789 | 0.0555555556 | 0.0269687163 |
| 1986 | 1.645 | 0.698 | 0.556 | 0.269 | 0.082 | 0.04 | 0.4243161094 | 0.337993921 | 0.1635258359 | 0.0498480243 | 0.0243161094 |
| 1987 | 1.673 | 0.697 | 0.598 | 0.272 | 0.074 | 0.032 | 0.4166168559 | 0.3574417215 | 0.1625821877 | 0.0442319187 | 0.0191273162 |
| 1988 | 1.823 | 0.727 | 0.665 | 0.319 | 0.082 | 0.031 | 0.398793198 | 0.3647833242 | 0.1749862863 | 0.0449808009 | 0.0170049369 |
| 1989 | 1.669 | 0.722 | 0.582 | 0.272 | 0.068 | 0.025 | 0.4325943679 | 0.3487118035 | 0.1629718394 | 0.0407429599 | 0.0149790294 |
| 1990 | 1.793 | 0.766 | 0.643 | 0.295 | 0.066 | 0.022 | 0.4272169548 | 0.3586168433 | 0.1645287228 | 0.036809816 | 0.0122699387 |
| 1991 | 1.709 | 0.721 | 0.621 | 0.284 | 0.063 | 0.02 | 0.4218841428 | 0.363370392 | 0.1661790521 | 0.036863663 | 0.0117027501 |
| 1992 | 1.721 | 0.754 | 0.609 | 0.279 | 0.06 | 0.018 | 0.4381173736 | 0.3538640325 | 0.1621150494 | 0.0348634515 | 0.0104590354 |
| 1993 | 1.751 | 0.768 | 0.624 | 0.283 | 0.059 | 0.017 | 0.4386065106 | 0.3563677898 | 0.1616219303 | 0.0336950314 | 0.0097087379 |
| 1994 | 1.746 | 0.764 | 0.635 | 0.278 | 0.054 | 0.015 | 0.4375715922 | 0.3636884307 | 0.1592210767 | 0.0309278351 | 0.0085910653 |
| 1995 | 1.768 | 0.779 | 0.648 | 0.276 | 0.052 | 0.014 | 0.4406108597 | 0.3665158371 | 0.1561085973 | 0.0294117647 | 0.007918552 |
| 1996 | 1.763 | 0.761 | 0.652 | 0.283 | 0.054 | 0.014 | 0.4316505956 | 0.3698241634 | 0.1605218378 | 0.0306296086 | 0.0079410096 |
| 1997 | 1.772 | 0.77 | 0.658 | 0.28 | 0.051 | 0.013 | 0.434537246 | 0.3713318284 | 0.158013544 | 0.0287810384 | 0.0073363431 |
| 1998 | 1.469 | 0.676 | 0.513 | 0.225 | 0.044 | 0.011 | 0.4601769912 | 0.3492171545 | 0.1531654187 | 0.0299523485 | 0.0074880871 |
| 1999 | 1.556 | 0.706 | 0.591 | 0.213 | 0.037 | 0.009 | 0.4537275064 | 0.3798200514 | 0.1368894602 | 0.0237789203 | 0.0057840617 |
| 2000 | 1.683 | 0.782 | 0.619 | 0.23 | 0.042 | 0.01 | 0.4646464646 | 0.3677956031 | 0.1366607249 | 0.0249554367 | 0.0059417706 |
| 2001 | 1.405 | 0.698 | 0.497 | 0.171 | 0.03 | 0.008 | 0.496797153 | 0.3537366548 | 0.1217081851 | 0.0213523132 | 0.0056939502 |
| 2002 | 1.337 | 0.669 | 0.492 | 0.143 | 0.026 | 0.008 | 0.5003739716 | 0.3679880329 | 0.1069558714 | 0.0194465221 | 0.0059835453 |
| 2003 | 1.231 | 0.631 | 0.451 | 0.12 | 0.022 | 0.007 | 0.5125913891 | 0.3663688058 | 0.0974817222 | 0.0178716491 | 0.0056864338 |
| 2004 | 1.177 | 0.616 | 0.425 | 0.109 | 0.02 | 0.006 | 0.523364486 | 0.3610875106 | 0.0926083263 | 0.0169923534 | 0.005097706 |
| 2005 | 1.116 | 0.572 | 0.416 | 0.103 | 0.019 | 0.006 | 0.5125448029 | 0.3727598566 | 0.0922939068 | 0.0170250896 | 0.0053763441 |
| 2006 | 1.108 | 0.584 | 0.401 | 0.099 | 0.018 | 0.006 | 0.5270758123 | 0.3619133574 | 0.0893501805 | 0.0162454874 | 0.0054151625 |
| 2007 | 1.091 | 0.577 | 0.398 | 0.093 | 0.017 | 0.006 | 0.528872594 | 0.3648029331 | 0.0852428964 | 0.0155820348 | 0.0054995417 |
| 2008 | 1.05 | 0.56 | 0.38 | 0.087 | 0.016 | 0.006 | 0.5333333333 | 0.3619047619 | 0.0828571429 | 0.0152380952 | 0.0057142857 |
| 2009 | 1.022 | 0.55 | 0.371 | 0.08 | 0.015 | 0.005 | 0.5381604697 | 0.3630136986 | 0.0782778865 | 0.0146771037 | 0.0048923679 |
| 2010 | 0.887 | 0.474 | 0.317 | 0.075 | 0.014 | 0.005 | 0.5343855693 | 0.3573844419 | 0.0845546787 | 0.01578354 | 0.0056369786 |
| Maximum | 3.064 (1976) |
0.931 (1976) |
0.798 (1976) |
0.628 (1976) |
0.37 (1976) |
0.335 | 0.5381604697 | 0.3798200514 | 0.2078399347 | 0.1207571802 | 0.1093342037 |
| Minimum | 0.887 (2010) |
0.474 (2010) |
0.317 (2010) |
0.075 (2010) |
0.014 (2010) |
0.005 (2010) |
0.3038511749 | 0.2604438642 | 0.0782778865 | 0.0146771037 | 0.0048923679 |
| Average | 1.7441428571 | 0.7234571429 | 0.5896 | 0.2836285714 | 0.0927142857 | 0.0545714286 | 0.4346688775 | 0.345642634 | 0.151092426 | 0.0445836264 | 0.0238677609 |
| Median | 1.721 | 0.729 | 0.621 | 0.278 | 0.059 | 0.017 | 0.434537246 | 0.3574417215 | 0.1616219303 | 0.0336950314 | 0.0097087379 |
| Standard deviation | 0.5301487662 | 0.1044913008 | 0.1300518449 | 0.1519162087 | 0.0914827439 | 0.0808670971 | 0.0689953003 | 0.0301556407 | 0.0420681382 | 0.0305129007 | 0.0281788945 |
| Slope for best linear fit (using linear regression) | -0.0486285714 | -0.0089711485 | -0.0116686275 | -0.0141778711 | -0.0077512605 | -0.0060697479 | 0.0065991771 | 0.002325234 | -0.0039543417 | -0.0027470112 | -0.002240682 |
| Multiplier for best logarithmic fit (using linear regression on logarithm) | 0.9719452608 | 0.9871839301 | 0.9788999664 | 0.9443929199 | 0.9128371586 | 0.8865190083 | 1.0156785263 | 1.0071554499 | 0.9716523739 | 0.9391857705 | 0.9121079593 |
| for linear regression | 0.8834394969 | 0.7739717611 | 0.8452706955 | 0.9145408788 | 0.753799075 | 0.5915437893 | 0.9605718427 | 0.6242887738 | 0.9277502822 | 0.8510266789 | 0.6638987255 |
Below is the data on TFR40, the total fertility rate for women till age 40:
| Year | TFR40 | TFR40_1 | TFR40_2 | TFR40_3 | TFR40_4 | TFR40_5+ | TFR40_1 proportion | TFR40_2 proportion | TFR40_3 proportion | TFR40_4 proportion | TFR40_5+ proportion |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1976 | 3.021 | 0.927 | 0.795 | 0.625 | 0.367 | 0.306 | 0.3068520357 | 0.2631578947 | 0.2068851374 | 0.1214829527 | 0.1012909633 |
| 1977 | 2.637 | 0.852 | 0.737 | 0.521 | 0.29 | 0.238 | 0.3230944255 | 0.2794842624 | 0.1975729996 | 0.1099734547 | 0.0902540766 |
| 1978 | 2.632 | 0.848 | 0.774 | 0.544 | 0.266 | 0.2 | 0.3221884498 | 0.2940729483 | 0.2066869301 | 0.1010638298 | 0.0759878419 |
| 1979 | 2.576 | 0.883 | 0.755 | 0.536 | 0.24 | 0.162 | 0.3427795031 | 0.2930900621 | 0.2080745342 | 0.0931677019 | 0.0628881988 |
| 1980 | 2.426 | 0.826 | 0.739 | 0.507 | 0.221 | 0.134 | 0.3404781533 | 0.3046166529 | 0.2089859852 | 0.0910964551 | 0.0552349547 |
| 1981 | 2.371 | 0.84 | 0.734 | 0.485 | 0.201 | 0.109 | 0.3542808941 | 0.3095740194 | 0.2045550401 | 0.0847743568 | 0.0459721636 |
| 1982 | 2.248 | 0.828 | 0.703 | 0.447 | 0.179 | 0.091 | 0.3683274021 | 0.3127224199 | 0.1988434164 | 0.0796263345 | 0.040480427 |
| 1983 | 2.097 | 0.778 | 0.688 | 0.409 | 0.149 | 0.073 | 0.3710061993 | 0.3280877444 | 0.1950405341 | 0.0710538865 | 0.0348116357 |
| 1984 | 2.002 | 0.765 | 0.686 | 0.367 | 0.124 | 0.059 | 0.3821178821 | 0.3426573427 | 0.1833166833 | 0.0619380619 | 0.0294705295 |
| 1985 | 1.843 | 0.727 | 0.642 | 0.327 | 0.102 | 0.045 | 0.3944655453 | 0.3483450895 | 0.1774281063 | 0.0553445469 | 0.0244167119 |
| 1986 | 1.634 | 0.696 | 0.554 | 0.267 | 0.08 | 0.036 | 0.4259485924 | 0.3390452876 | 0.1634026928 | 0.0489596083 | 0.0220318237 |
| 1987 | 1.663 | 0.696 | 0.596 | 0.27 | 0.073 | 0.029 | 0.4185207456 | 0.3583884546 | 0.1623571858 | 0.0438965725 | 0.0174383644 |
| 1988 | 1.814 | 0.725 | 0.663 | 0.318 | 0.081 | 0.028 | 0.3996692393 | 0.3654906284 | 0.1753031974 | 0.0446527012 | 0.0154355017 |
| 1989 | 1.659 | 0.719 | 0.58 | 0.27 | 0.067 | 0.023 | 0.4333936106 | 0.3496081977 | 0.1627486438 | 0.0403857746 | 0.0138637734 |
| 1990 | 1.782 | 0.764 | 0.641 | 0.293 | 0.065 | 0.02 | 0.4287317621 | 0.359708193 | 0.1644219978 | 0.0364758698 | 0.0112233446 |
| 1991 | 1.698 | 0.718 | 0.619 | 0.282 | 0.061 | 0.018 | 0.4228504122 | 0.3645465253 | 0.1660777385 | 0.0359246172 | 0.0106007067 |
| 1992 | 1.71 | 0.752 | 0.606 | 0.277 | 0.058 | 0.017 | 0.4397660819 | 0.3543859649 | 0.1619883041 | 0.0339181287 | 0.0099415205 |
| 1993 | 1.74 | 0.766 | 0.621 | 0.281 | 0.057 | 0.015 | 0.4402298851 | 0.3568965517 | 0.1614942529 | 0.0327586207 | 0.0086206897 |
| 1994 | 1.734 | 0.761 | 0.632 | 0.275 | 0.052 | 0.014 | 0.4388696655 | 0.3644752018 | 0.1585928489 | 0.029988466 | 0.0080738178 |
| 1995 | 1.755 | 0.776 | 0.644 | 0.273 | 0.051 | 0.012 | 0.4421652422 | 0.366951567 | 0.1555555556 | 0.0290598291 | 0.0068376068 |
| 1996 | 1.749 | 0.758 | 0.648 | 0.279 | 0.052 | 0.012 | 0.4333905089 | 0.3704974271 | 0.1595197256 | 0.029731275 | 0.0068610635 |
| 1997 | 1.758 | 0.766 | 0.655 | 0.276 | 0.05 | 0.012 | 0.4357224118 | 0.3725824801 | 0.156996587 | 0.0284414107 | 0.0068259386 |
| 1998 | 1.455 | 0.673 | 0.509 | 0.221 | 0.042 | 0.01 | 0.4625429553 | 0.3498281787 | 0.1518900344 | 0.0288659794 | 0.0068728522 |
| 1999 | 1.542 | 0.702 | 0.587 | 0.209 | 0.036 | 0.008 | 0.4552529183 | 0.3806744488 | 0.135538262 | 0.0233463035 | 0.0051880674 |
| 2000 | 1.667 | 0.778 | 0.614 | 0.226 | 0.04 | 0.009 | 0.4667066587 | 0.3683263347 | 0.1355728854 | 0.023995201 | 0.0053989202 |
| 2001 | 1.39 | 0.694 | 0.493 | 0.167 | 0.028 | 0.007 | 0.4992805755 | 0.354676259 | 0.1201438849 | 0.0201438849 | 0.0050359712 |
| 2002 | 1.324 | 0.666 | 0.488 | 0.139 | 0.025 | 0.007 | 0.503021148 | 0.3685800604 | 0.1049848943 | 0.0188821752 | 0.0052870091 |
| 2003 | 1.217 | 0.627 | 0.447 | 0.116 | 0.021 | 0.006 | 0.5152013147 | 0.3672966311 | 0.0953163517 | 0.0172555464 | 0.0049301561 |
| 2004 | 1.163 | 0.612 | 0.421 | 0.106 | 0.019 | 0.005 | 0.5262252794 | 0.3619948409 | 0.0911435942 | 0.0163370593 | 0.0042992261 |
| 2005 | 1.101 | 0.568 | 0.412 | 0.099 | 0.017 | 0.005 | 0.5158946412 | 0.3742052679 | 0.0899182561 | 0.0154405086 | 0.0045413261 |
| 2006 | 1.093 | 0.579 | 0.396 | 0.095 | 0.017 | 0.006 | 0.5297346752 | 0.362305581 | 0.0869167429 | 0.0155535224 | 0.0054894785 |
| 2007 | 1.075 | 0.572 | 0.393 | 0.09 | 0.016 | 0.005 | 0.5320930233 | 0.3655813953 | 0.0837209302 | 0.0148837209 | 0.0046511628 |
| 2008 | 1.032 | 0.555 | 0.374 | 0.083 | 0.015 | 0.005 | 0.5377906977 | 0.3624031008 | 0.0804263566 | 0.0145348837 | 0.0048449612 |
| 2009 | 1.003 | 0.544 | 0.364 | 0.076 | 0.013 | 0.005 | 0.5423728814 | 0.3629112662 | 0.075772682 | 0.0129611167 | 0.0049850449 |
| 2010 | 0.867 | 0.468 | 0.31 | 0.071 | 0.013 | 0.005 | 0.5397923875 | 0.3575547866 | 0.0818915802 | 0.014994233 | 0.0057670127 |
| Maximum | 3.021 (1976) |
0.927 (1976) |
0.795 (1976) |
0.625 (1976) |
0.367 (1976) |
0.306 (1976) |
0.5423728814 | 0.3806744488 | 0.2089859852 | 0.1214829527 | 0.1012909633 |
| Minimum | 0.867 (2010) |
0.468 (2010) |
0.31 (2010) |
0.071 (2010) |
0.013 (2010) |
0.005 (2010) |
0.3068520357 | 0.2631578947 | 0.075772682 | 0.0129611167 | 0.0042992261 |
| Average | 1.7279428571 | 0.7202571429 | 0.5862857143 | 0.2807714286 | 0.0910857143 | 0.0496 | 0.4368787944 | 0.3467063734 | 0.1505452729 | 0.0440259597 | 0.0218815098 |
| Median | 1.71 | 0.727 | 0.619 | 0.275 | 0.057 | 0.015 | 0.4357224118 | 0.3583884546 | 0.1614942529 | 0.0327586207 | 0.0086206897 |
| Standard deviation | 0.5259822712 | 0.1052996684 | 0.1312139186 | 0.1525005469 | 0.091095093 | 0.0738146327 | 0.069473273 | 0.0296032762 | 0.0432818604 | 0.0309159562 | 0.026035435 |
| Slope for best linear fit (using linear regression) | -0.0483644258 | -0.0090619048 | -0.0117918768 | -0.0142504202 | -0.0077210084 | -0.0055338936 | 0.0066496174 | 0.0022752145 | -0.0040759773 | -0.0027833082 | -0.0020637024 |
| Multiplier for best logarithmic fit (using linear regression on logarithm) | 0.9717334617 | 0.9869777443 | 0.9785058832 | 0.9431381926 | 0.9106341482 | 0.886069278 | 1.0156877201 | 1.0069694229 | 0.9705729295 | 0.9371233822 | 0.9118439499 |
| for linear regression | 0.8877673295 | 0.7776322779 | 0.8479990202 | 0.9168574871 | 0.7543056875 | 0.5901548434 | 0.9619380397 | 0.6202323812 | 0.9311956986 | 0.851033231 | 0.6597110709 |
Data on crude birth rate broken down by birth order
| Year | crude birth rate (CBR) | CBR1 | CBR2 | CBR3 | CBR4 | CBR5+ | CBR1 proportion | CBR2 proportion | CBR3 proportion | CBR4 proportion | CBR5+ proportion |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1976 | 25.89 | 9.07 | 7.18 | 5.04 | 2.6 | 1.99 | 0.3503283121 | 0.2773271533 | 0.1946697567 | 0.1004248745 | 0.0768636539 |
| 1977 | 23.49 | 8.5 | 6.87 | 4.4 | 2.15 | 1.58 | 0.361856109 | 0.2924648787 | 0.1873137505 | 0.0915283099 | 0.067262665 |
| 1978 | 24.07 | 8.54 | 7.34 | 4.75 | 2.07 | 1.36 | 0.3547985044 | 0.3049439136 | 0.1973410885 | 0.0859991691 | 0.0565018695 |
| 1979 | 24.15 | 8.97 | 7.28 | 4.81 | 1.95 | 1.14 | 0.3714285714 | 0.3014492754 | 0.1991718427 | 0.0807453416 | 0.0472049689 |
| 1980 | 23.13 | 8.43 | 7.19 | 4.66 | 1.87 | 0.98 | 0.364461738 | 0.3108517077 | 0.2014699524 | 0.0808473843 | 0.0423692175 |
| 1981 | 22.86 | 8.57 | 7.18 | 4.52 | 1.76 | 0.84 | 0.3748906387 | 0.3140857393 | 0.1977252843 | 0.0769903762 | 0.0367454068 |
| 1982 | 21.8 | 8.4 | 6.88 | 4.19 | 1.6 | 0.73 | 0.3853211009 | 0.3155963303 | 0.1922018349 | 0.0733944954 | 0.0334862385 |
| 1983 | 20.36 | 7.83 | 6.72 | 3.85 | 1.34 | 0.61 | 0.3845776031 | 0.3300589391 | 0.1890962672 | 0.0658153242 | 0.0299607073 |
| 1984 | 19.43 | 7.64 | 6.68 | 3.47 | 1.13 | 0.51 | 0.3932063819 | 0.3437982501 | 0.1785898096 | 0.0581574884 | 0.02624807 |
| 1985 | 17.84 | 7.19 | 6.23 | 3.09 | 0.93 | 0.4 | 0.4030269058 | 0.3492152466 | 0.173206278 | 0.0521300448 | 0.0224215247 |
| 1986 | 15.76 | 6.82 | 5.35 | 2.53 | 0.74 | 0.32 | 0.4327411168 | 0.3394670051 | 0.1605329949 | 0.0469543147 | 0.0203045685 |
| 1987 | 15.96 | 6.75 | 5.72 | 2.55 | 0.67 | 0.26 | 0.4229323308 | 0.35839599 | 0.1597744361 | 0.0419799499 | 0.0162907268 |
| 1988 | 17.25 | 6.94 | 6.31 | 2.99 | 0.74 | 0.26 | 0.4023188406 | 0.3657971014 | 0.1733333333 | 0.0428985507 | 0.0150724638 |
| 1989 | 15.61 | 6.8 | 5.46 | 2.52 | 0.61 | 0.21 | 0.4356181935 | 0.3497757848 | 0.1614349776 | 0.0390775144 | 0.0134529148 |
| 1990 | 16.62 | 7.12 | 5.99 | 2.72 | 0.6 | 0.19 | 0.4283995187 | 0.3604091456 | 0.1636582431 | 0.036101083 | 0.0114320096 |
| 1991 | 15.68 | 6.61 | 5.73 | 2.6 | 0.56 | 0.17 | 0.4215561224 | 0.3654336735 | 0.1658163265 | 0.0357142857 | 0.0108418367 |
| 1992 | 15.6 | 6.82 | 5.54 | 2.54 | 0.54 | 0.16 | 0.4371794872 | 0.3551282051 | 0.1628205128 | 0.0346153846 | 0.0102564103 |
| 1993 | 15.68 | 6.85 | 5.61 | 2.55 | 0.52 | 0.15 | 0.4368622449 | 0.3577806122 | 0.162627551 | 0.0331632653 | 0.0095663265 |
| 1994 | 15.44 | 6.72 | 5.64 | 2.48 | 0.48 | 0.13 | 0.4352331606 | 0.3652849741 | 0.1606217617 | 0.0310880829 | 0.0084196891 |
| 1995 | 15.44 | 6.76 | 5.67 | 2.43 | 0.46 | 0.12 | 0.4378238342 | 0.3672279793 | 0.1573834197 | 0.0297927461 | 0.0077720207 |
| 1996 | 15.2 | 6.53 | 5.63 | 2.46 | 0.47 | 0.12 | 0.4296052632 | 0.3703947368 | 0.1618421053 | 0.0309210526 | 0.0078947368 |
| 1997 | 15.11 | 6.54 | 5.61 | 2.4 | 0.44 | 0.11 | 0.4328259431 | 0.3712772998 | 0.1588352085 | 0.0291197882 | 0.0072799471 |
| 1998 | 12.42 | 5.71 | 4.33 | 1.91 | 0.37 | 0.1 | 0.459742351 | 0.3486312399 | 0.153784219 | 0.0297906602 | 0.0080515298 |
| 1999 | 13.04 | 5.92 | 4.94 | 1.79 | 0.31 | 0.08 | 0.4539877301 | 0.3788343558 | 0.1372699387 | 0.0237730061 | 0.0061349693 |
| 2000 | 14.01 | 6.52 | 5.14 | 1.91 | 0.35 | 0.09 | 0.4653818701 | 0.3668807994 | 0.136331192 | 0.0249821556 | 0.0064239829 |
| 2001 | 11.61 | 5.79 | 4.1 | 1.41 | 0.25 | 0.07 | 0.4987080103 | 0.3531438415 | 0.1214470284 | 0.0215331611 | 0.0060292851 |
| 2002 | 10.99 | 5.51 | 4.03 | 1.17 | 0.21 | 0.06 | 0.5013648772 | 0.3666969973 | 0.1064604186 | 0.0191082803 | 0.0054595086 |
| 2003 | 10.09 | 5.18 | 3.69 | 0.98 | 0.18 | 0.06 | 0.5133795837 | 0.3657086224 | 0.0971258672 | 0.017839445 | 0.0059464817 |
| 2004 | 9.62 | 5.04 | 3.48 | 0.89 | 0.17 | 0.05 | 0.5239085239 | 0.3617463617 | 0.0925155925 | 0.0176715177 | 0.0051975052 |
| 2005 | 9.09 | 4.65 | 3.4 | 0.84 | 0.15 | 0.05 | 0.5115511551 | 0.3740374037 | 0.0924092409 | 0.0165016502 | 0.0055005501 |
| 2006 | 9.02 | 4.75 | 3.27 | 0.8 | 0.15 | 0.05 | 0.5266075388 | 0.3625277162 | 0.088691796 | 0.0166297118 | 0.0055432373 |
| 2007 | 8.89 | 4.69 | 3.25 | 0.76 | 0.14 | 0.05 | 0.5275590551 | 0.3655793026 | 0.0854893138 | 0.0157480315 | 0.005624297 |
| 2008 | 8.54 | 4.55 | 3.11 | 0.71 | 0.13 | 0.05 | 0.5327868852 | 0.3641686183 | 0.0831381733 | 0.0152224824 | 0.0058548009 |
| 2009 | 8.33 | 4.47 | 3.04 | 0.65 | 0.12 | 0.04 | 0.5366146459 | 0.3649459784 | 0.0780312125 | 0.0144057623 | 0.0048019208 |
| 2010 | 7.19 | 3.82 | 2.6 | 0.62 | 0.12 | 0.04 | 0.5312934631 | 0.3616133519 | 0.0862308762 | 0.016689847 | 0.0055632823 |
| Maximum | 25.89 (1976) |
9.07 (1976) |
7.34 (1978) |
5.04 (1976) |
2.6 (1976) |
1.99 (1976) |
0.5366146459 | 0.3788343558 | 0.2014699524 | 0.1004248745 | 0.0768636539 |
| Minimum | 7.19 (2010) |
3.82 (2010) |
2.6 (2010) |
0.62 (2010) |
0.12 (2010) |
0.04 (2010) |
0.3503283121 | 0.2773271533 | 0.0780312125 | 0.0144057623 | 0.0048019208 |
| Average | 15.5774285714 | 6.6 | 5.3197142857 | 2.514 | 0.768 | 0.3751428571 | 0.4422822175 | 0.3485908152 | 0.149096903 | 0.0413529868 | 0.0186794093 |
| Median | 15.6 | 6.75 | 5.61 | 2.52 | 0.52 | 0.15 | 0.4352331606 | 0.3604091456 | 0.1606217617 | 0.0331632653 | 0.0095663265 |
| Standard deviation | 5.241656307 | 1.4147978446 | 1.4362297164 | 1.3653726059 | 0.6978951548 | 0.4903802332 | 0.0582552435 | 0.025977229 | 0.0397662922 | 0.025279585 | 0.0189639264 |
| Slope for best linear fit (using linear regression) | -0.49832493 | -0.133907563 | -0.1345854342 | -0.1293781513 | -0.0615910364 | -0.0387030812 | 0.0055328705 | 0.0020252191 | -0.0036815344 | -0.0023187732 | -0.0015442651 |
| Multiplier for best logarithmic fit (using linear regression on logarithm) | 0.9669690434 | 0.9791592377 | 0.9728655477 | 0.9409108546 | 0.9128632739 | 0.8933567147 | 1.0126066025 | 1.0060979246 | 0.9730516824 | 0.9440460169 | 0.9238731278 |
| for linear regression | 0.9490245469 | 0.9406124718 | 0.9220141842 | 0.9427766351 | 0.81779407 | 0.6540553017 | 0.9471532645 | 0.6381866266 | 0.8999467592 | 0.8834174528 | 0.6962680651 |