Tempo-adjusted total fertility rate in Bulgaria

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This page gives information of type tempo-adjusted total fertility rate about the country Bulgaria.
See all pages giving information on tempo-adjusted total fertility rate for particular countries|See all pages giving information about Bulgaria

Data sources

Some data on this page comes from the Human Fertility Database (website www.humanfertility.org) (data downloaded March 11, 2014, last updated by HFD October 28, 2011). The data collected by the Human Fertility Database is based on government data collection by the government of Bulgaria. You can download the data yourself here. Details about the modalities of data collection are available here. Where available, we use HFD data because of its higher reliability.

Data

The tempo-adjusted total fertility rate data is computed by the Human Fertility Database using their period fertility data and the Bongaarts-Feeney formula.

Year adjTFR adjTFR1 adjTFR2 adjTFR3 adjTFR4 adjTFR5+ adjTFR1 proportion adjTFR2 proportion adjTFR3 proportion adjTFR4 proportion adjTFR5+ proportion
1948 2.604 0.86 0.73 0.406 0.229 0.38 0.3302611367 0.2803379416 0.1559139785 0.0879416283 0.1459293395
1949 2.763 0.88 0.816 0.427 0.25 0.39 0.3184943902 0.2953311618 0.1545421643 0.0904813608 0.1411509229
1950 2.822 0.944 0.83 0.43 0.247 0.372 0.3345145287 0.2941176471 0.1523742027 0.0875265769 0.1318214033
1951 2.173 0.812 0.606 0.324 0.175 0.256 0.3736769443 0.2788771284 0.1491026231 0.0805338242 0.11780948
1952 2.348 0.81 0.69 0.351 0.217 0.281 0.3449744463 0.293867121 0.1494889267 0.0924190801 0.1196763203
1953 2.435 0.848 0.761 0.354 0.203 0.269 0.3482546201 0.3125256674 0.1453798768 0.0833675565 0.1104722793
1954 2.266 0.903 0.68 0.297 0.162 0.223 0.3984995587 0.3000882613 0.1310679612 0.0714916152 0.0984112974
1955 2.246 0.972 0.651 0.261 0.139 0.223 0.4327693678 0.2898486198 0.1162065895 0.0618878005 0.0992876224
1956 2.129 0.941 0.654 0.222 0.125 0.188 0.4419915453 0.3071864725 0.1042743072 0.0587130108 0.0883043682
1957 2.098 0.943 0.678 0.199 0.105 0.172 0.4494756911 0.323164919 0.0948522402 0.0500476644 0.0819828408
1958 2.11 0.884 0.724 0.214 0.102 0.186 0.418957346 0.3431279621 0.1014218009 0.0483412322 0.0881516588
1959 2.044 0.916 0.696 0.191 0.098 0.143 0.4481409002 0.3405088063 0.093444227 0.0479452055 0.0699608611
1960 2.233 1.004 0.79 0.218 0.093 0.128 0.4496193462 0.3537841469 0.0976265114 0.0416480072 0.0573219884
1961 2.283 0.996 0.834 0.228 0.084 0.141 0.4362680683 0.3653088042 0.099868594 0.0367936925 0.061760841
1962 2.199 0.962 0.816 0.209 0.087 0.125 0.437471578 0.3710777626 0.0950432015 0.0395634379 0.05684402
1963 2.137 0.956 0.786 0.197 0.084 0.115 0.4473561067 0.3678053346 0.0921853065 0.0393074403 0.0538137576
1964 2.117 1.003 0.752 0.188 0.075 0.1 0.4737836561 0.3552196504 0.0888049126 0.0354274917 0.0472366556
1965 2.009 0.935 0.735 0.173 0.076 0.089 0.4654056745 0.3658536585 0.0861124938 0.0378297661 0.0443006471
1966 1.956 0.902 0.707 0.173 0.079 0.095 0.4611451943 0.3614519427 0.0884458078 0.0403885481 0.0485685072
1967 1.988 0.915 0.691 0.198 0.08 0.104 0.4602615694 0.3475855131 0.0995975855 0.0402414487 0.0523138833
1968 2.33 0.964 0.868 0.323 0.081 0.093 0.4137339056 0.3725321888 0.1386266094 0.0347639485 0.0399141631
1969 2.304 0.982 0.893 0.289 0.064 0.076 0.4262152778 0.3875868056 0.1254340278 0.0277777778 0.0329861111
1970 2.099 0.966 0.764 0.241 0.06 0.068 0.460219152 0.363982849 0.1148165793 0.0285850405 0.0323963792
1971 2.047 0.983 0.738 0.193 0.074 0.06 0.4802149487 0.3605276014 0.0942843185 0.0361504641 0.0293111871
1972 1.976 0.956 0.735 0.167 0.064 0.054 0.483805668 0.3719635628 0.08451417 0.032388664 0.0273279352
1973 2.104 0.961 0.825 0.202 0.059 0.056 0.4567490494 0.3921102662 0.0960076046 0.0280418251 0.0266159696
1974 2.267 0.962 0.98 0.206 0.064 0.054 0.4243493604 0.4322893692 0.0908689899 0.0282311425 0.0238200265
1975 2.103 0.954 0.85 0.18 0.064 0.056 0.4536376605 0.4041844983 0.0855920114 0.0304327152 0.0266286258
1976 2.062 0.963 0.799 0.189 0.059 0.052 0.4670223084 0.3874878758 0.0916585839 0.0286129971 0.0252182347
1977 2.058 0.995 0.782 0.184 0.055 0.042 0.4834791059 0.3799805637 0.0894071914 0.0267249757 0.0204081633
1978 2.022 0.994 0.759 0.169 0.051 0.049 0.4915924827 0.3753709199 0.0835806133 0.0252225519 0.0242334322
1979 2.029 0.975 0.757 0.195 0.051 0.051 0.4805322819 0.3730901922 0.0961064564 0.0251355347 0.0251355347
1980 2.062 1.04 0.737 0.195 0.048 0.042 0.5043646945 0.3574199806 0.0945683802 0.0232783705 0.0203685742
1981 1.967 0.959 0.729 0.182 0.053 0.045 0.487544484 0.37061515 0.0925266904 0.0269445857 0.0228774784
1982 1.943 0.897 0.769 0.18 0.057 0.041 0.4616572311 0.3957797221 0.092640247 0.0293360782 0.0211013896
1983 2.043 0.941 0.829 0.184 0.051 0.037 0.460597161 0.4057758199 0.0900636319 0.0249632893 0.0181106216
1984 2.011 0.922 0.817 0.177 0.053 0.041 0.458478369 0.4062655395 0.0880159125 0.0263550472 0.0203878667
1985 2.04 0.948 0.802 0.181 0.061 0.047 0.4647058824 0.3931372549 0.0887254902 0.0299019608 0.0230392157
1986 2.1 1.015 0.803 0.193 0.048 0.041 0.4833333333 0.3823809524 0.0919047619 0.0228571429 0.0195238095
1987 1.959 0.95 0.769 0.162 0.04 0.037 0.4849412966 0.392547218 0.0826952527 0.0204185809 0.0188871873
1988 1.988 0.931 0.81 0.156 0.046 0.044 0.4683098592 0.407444668 0.0784708249 0.023138833 0.0221327968
1989 1.948 0.936 0.752 0.171 0.05 0.039 0.4804928131 0.386036961 0.0877823409 0.0256673511 0.0200205339
1990 1.724 0.841 0.634 0.165 0.049 0.035 0.4878190255 0.36774942 0.0957076566 0.0284222738 0.0203016241
1991 1.616 0.836 0.547 0.148 0.043 0.043 0.5173267327 0.338490099 0.0915841584 0.0266089109 0.0266089109
1992 1.651 0.925 0.531 0.119 0.039 0.037 0.5602665051 0.3216232586 0.0720775288 0.0236220472 0.0224106602
1993 1.634 0.912 0.557 0.093 0.039 0.033 0.5581395349 0.3408812729 0.0569155447 0.0238678091 0.0201958384
1994 1.643 0.888 0.575 0.101 0.04 0.038 0.5404747413 0.3499695679 0.0614729154 0.0243457091 0.0231284236
1995 1.521 0.822 0.522 0.109 0.035 0.034 0.540433925 0.3431952663 0.0716633794 0.0230111769 0.0223537147
1996 1.602 0.844 0.563 0.119 0.035 0.041 0.5268414482 0.3514357054 0.0742821473 0.0218476904 0.0255930087
1997 1.417 0.796 0.48 0.081 0.031 0.03 0.5617501764 0.338743825 0.0571630205 0.0218772054 0.0211714891
1998 1.271 0.753 0.406 0.062 0.025 0.024 0.5924468922 0.3194335169 0.0487804878 0.0196695515 0.0188827695
1999 1.626 1.013 0.447 0.096 0.037 0.034 0.62300123 0.2749077491 0.0590405904 0.0227552276 0.0209102091
2000 1.812 1.175 0.462 0.092 0.045 0.037 0.6484547461 0.2549668874 0.0507726269 0.0248344371 0.020419426
2001 1.452 0.888 0.419 0.078 0.031 0.036 0.6115702479 0.2885674931 0.0537190083 0.0213498623 0.0247933884
2002 1.543 0.911 0.488 0.086 0.026 0.032 0.5904082955 0.3162670123 0.05573558 0.0168502916 0.0207388205
2003 1.577 0.945 0.472 0.097 0.028 0.034 0.5992390615 0.2993024731 0.0615091947 0.0177552315 0.0215599239
2004 1.729 0.981 0.577 0.111 0.029 0.032 0.5673799884 0.3337189127 0.0641989589 0.016772701 0.018507808
2005 1.785 1.066 0.572 0.091 0.028 0.027 0.5971988796 0.3204481793 0.0509803922 0.0156862745 0.0151260504
2006 1.696 1.002 0.541 0.092 0.033 0.029 0.5908018868 0.3189858491 0.054245283 0.0194575472 0.0170990566
2007 1.727 0.862 0.685 0.108 0.038 0.034 0.4991314418 0.396641575 0.0625361899 0.0220034742 0.0196873191
2008 1.638 0.907 0.572 0.1 0.027 0.033 0.5537240537 0.3492063492 0.0610500611 0.0164835165 0.0201465201
Maximum 2.822 1.175 0.98 0.43 0.25 0.39 0.6484547461 0.4322893692 0.1559139785 0.0924190801 0.1459293395
Minimum 1.271 0.753 0.406 0.062 0.025 0.024 0.3184943902 0.2549668874 0.0487804878 0.0156862745 0.0151260504
Average (arithmetic mean) 1.9850163934 0.933557377 0.6925245902 0.1889672131 0.0757540984 0.0942295082 0.4805525706 0.3486903753 0.0914340774 0.0358040361 0.0435278507
Geometric mean 1.960621232 0.9309358497 0.6790956515 0.1714560285 0.0622015705 0.0668231344 0.4748167747 0.3463675902 0.0874498479 0.0317254396 0.0340826332
Median 2.029 0.943 0.73 0.182 0.057 0.049 0.4683098592 0.3537841469 0.0908689899 0.0280418251 0.0251355347
Standard deviation 0.3113889043 0.0704288115 0.1313389516 0.0858828596 0.0560150741 0.0927367948 0.0740092681 0.0398778004 0.0278552129 0.0203808156 0.0353778485
Slope for best linear fit (using linear regression) -0.015006293 0.0002523004 -0.0043045479 -0.0041480698 -0.0025940772 -0.0042147541 0.0037008499 0.000235842 -0.0013479746 -0.0009543776 -0.0016350754
Multiplier for best logarithmic fit (using linear regression on logarithm) 0.9923753738 1.0002029023 0.9930654961 0.9776664294 0.9687929166 0.9602286842 1.0078876691 1.0006954247 0.9851780438 0.9762363539 0.9676063207
R^2 for linear regression 0.7319490536 0.0040445977 0.3385386586 0.73522353 0.6759214751 0.650999415 0.7880812796 0.0110235141 0.7380583879 0.6910948669 0.6732138445