<?xml version="1.0"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="en">
	<id>https://demography.subwiki.org/w/index.php?action=history&amp;feed=atom&amp;title=Period_fertility_in_UK</id>
	<title>Period fertility in UK - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://demography.subwiki.org/w/index.php?action=history&amp;feed=atom&amp;title=Period_fertility_in_UK"/>
	<link rel="alternate" type="text/html" href="https://demography.subwiki.org/w/index.php?title=Period_fertility_in_UK&amp;action=history"/>
	<updated>2026-09-07T13:35:45Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.41.2</generator>
	<entry>
		<id>https://demography.subwiki.org/w/index.php?title=Period_fertility_in_UK&amp;diff=919&amp;oldid=prev</id>
		<title>Vipul at 00:06, 10 March 2014</title>
		<link rel="alternate" type="text/html" href="https://demography.subwiki.org/w/index.php?title=Period_fertility_in_UK&amp;diff=919&amp;oldid=prev"/>
		<updated>2014-03-10T00:06:06Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 00:06, 10 March 2014&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l8&quot;&gt;Line 8:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 8:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;===Total indicators with year-on-year differences (change measured additively)===&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;===Total indicators with year-on-year differences (change measured additively)===&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;section begin=&quot;summary&quot;/&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{| class=&amp;quot;sortable&amp;quot; border=&amp;quot;1&amp;quot;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{| class=&amp;quot;sortable&amp;quot; border=&amp;quot;1&amp;quot;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;! Year || [[Crude birth rate]] (CBR) (births per 1000 people) || CBR minus previous year&amp;#039;s CBR || [[Total fertility rate]] (TFR) (sum of all [[age-specific fertility rate]]s) ballpark for [[replacement fertility]] is 2.1 || TFR minus previous year&amp;#039;s TFR || TFR40 || TFR40 minus previous year&amp;#039;s TFR40&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;! Year || [[Crude birth rate]] (CBR) (births per 1000 people) || CBR minus previous year&amp;#039;s CBR || [[Total fertility rate]] (TFR) (sum of all [[age-specific fertility rate]]s) ballpark for [[replacement fertility]] is 2.1 || TFR minus previous year&amp;#039;s TFR || TFR40 || TFR40 minus previous year&amp;#039;s TFR40&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l104&quot;&gt;Line 104:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 104:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;! &amp;lt;math&amp;gt;R^2&amp;lt;/math&amp;gt; for linear regression || 0.0857362041 || 0.0776628224 || 0.0004014848 || 0.29395424 || 0.0201133068 || 0.268278503&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;! &amp;lt;math&amp;gt;R^2&amp;lt;/math&amp;gt; for linear regression || 0.0857362041 || 0.0776628224 || 0.0004014848 || 0.29395424 || 0.0201133068 || 0.268278503&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;section end=&quot;summary&quot;/&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Vipul</name></author>
	</entry>
	<entry>
		<id>https://demography.subwiki.org/w/index.php?title=Period_fertility_in_UK&amp;diff=917&amp;oldid=prev</id>
		<title>Vipul: Created page with &quot;{{country-specific information|information type = period fertility|country = UK}}  ==Data sources==  {{HFD source|country = UK|country code = GBR_NP|update date = June 25, 201...&quot;</title>
		<link rel="alternate" type="text/html" href="https://demography.subwiki.org/w/index.php?title=Period_fertility_in_UK&amp;diff=917&amp;oldid=prev"/>
		<updated>2014-03-10T00:04:57Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{country-specific information|information type = period fertility|country = UK}}  ==Data sources==  {{HFD source|country = UK|country code = GBR_NP|update date = June 25, 201...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{country-specific information|information type = period fertility|country = UK}}&lt;br /&gt;
&lt;br /&gt;
==Data sources==&lt;br /&gt;
&lt;br /&gt;
{{HFD source|country = UK|country code = GBR_NP|update date = June 25, 2013|download date = February 26, 2014}}&lt;br /&gt;
&lt;br /&gt;
==Total indicators only without breakdown by birth order==&lt;br /&gt;
&lt;br /&gt;
===Total indicators with year-on-year differences (change measured additively)===&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;sortable&amp;quot; border=&amp;quot;1&amp;quot;&lt;br /&gt;
! Year || [[Crude birth rate]] (CBR) (births per 1000 people) || CBR minus previous year&amp;#039;s CBR || [[Total fertility rate]] (TFR) (sum of all [[age-specific fertility rate]]s) ballpark for [[replacement fertility]] is 2.1 || TFR minus previous year&amp;#039;s TFR || TFR40 || TFR40 minus previous year&amp;#039;s TFR40&lt;br /&gt;
|-&lt;br /&gt;
| 1974 || 13.1 ||  || 1.914 ||  || 1.883 || &lt;br /&gt;
|-&lt;br /&gt;
| 1975 || 12.4 || -0.7 || 1.805 || -0.109 || 1.777 || -0.106&lt;br /&gt;
|-&lt;br /&gt;
| 1976 || 12.01 || -0.39 || 1.739 || -0.066 || 1.714 || -0.063&lt;br /&gt;
|-&lt;br /&gt;
| 1977 || 11.69 || -0.32 || 1.683 || -0.056 || 1.659 || -0.055&lt;br /&gt;
|-&lt;br /&gt;
| 1978 || 12.22 || 0.53 || 1.75 || 0.067 || 1.727 || 0.068&lt;br /&gt;
|-&lt;br /&gt;
| 1979 || 13.06 || 0.84 || 1.86 || 0.11 || 1.836 || 0.109&lt;br /&gt;
|-&lt;br /&gt;
| 1980 || 13.38 || 0.32 || 1.894 || 0.034 || 1.87 || 0.034&lt;br /&gt;
|-&lt;br /&gt;
| 1981 || 12.97 || -0.41 || 1.823 || -0.071 || 1.798 || -0.072&lt;br /&gt;
|-&lt;br /&gt;
| 1982 || 12.77 || -0.2 || 1.779 || -0.044 || 1.755 || -0.043&lt;br /&gt;
|-&lt;br /&gt;
| 1983 || 12.81 || 0.04 || 1.768 || -0.011 || 1.744 || -0.011&lt;br /&gt;
|-&lt;br /&gt;
| 1984 || 12.93 || 0.12 || 1.766 || -0.002 || 1.742 || -0.002&lt;br /&gt;
|-&lt;br /&gt;
| 1985 || 13.28 || 0.35 || 1.793 || 0.027 || 1.768 || 0.026&lt;br /&gt;
|-&lt;br /&gt;
| 1986 || 13.32 || 0.04 || 1.78 || -0.013 || 1.756 || -0.012&lt;br /&gt;
|-&lt;br /&gt;
| 1987 || 13.66 || 0.34 || 1.811 || 0.031 || 1.786 || 0.03&lt;br /&gt;
|-&lt;br /&gt;
| 1988 || 13.83 || 0.17 || 1.824 || 0.013 || 1.799 || 0.013&lt;br /&gt;
|-&lt;br /&gt;
| 1989 || 13.62 || -0.21 || 1.791 || -0.033 || 1.766 || -0.033&lt;br /&gt;
|-&lt;br /&gt;
| 1990 || 13.95 || 0.33 || 1.834 || 0.043 || 1.807 || 0.041&lt;br /&gt;
|-&lt;br /&gt;
| 1991 || 13.8 || -0.15 || 1.818 || -0.016 || 1.79 || -0.017&lt;br /&gt;
|-&lt;br /&gt;
| 1992 || 13.56 || -0.24 || 1.795 || -0.023 || 1.765 || -0.025&lt;br /&gt;
|-&lt;br /&gt;
| 1993 || 13.2 || -0.36 || 1.758 || -0.037 || 1.727 || -0.038&lt;br /&gt;
|-&lt;br /&gt;
| 1994 || 12.97 || -0.23 || 1.74 || -0.018 || 1.708 || -0.019&lt;br /&gt;
|-&lt;br /&gt;
| 1995 || 12.62 || -0.35 || 1.709 || -0.031 || 1.676 || -0.032&lt;br /&gt;
|-&lt;br /&gt;
| 1996 || 12.61 || -0.01 || 1.727 || 0.018 || 1.692 || 0.016&lt;br /&gt;
|-&lt;br /&gt;
| 1997 || 12.46 || -0.15 || 1.725 || -0.002 || 1.688 || -0.004&lt;br /&gt;
|-&lt;br /&gt;
| 1998 || 12.26 || -0.2 || 1.714 || -0.011 || 1.676 || -0.012&lt;br /&gt;
|-&lt;br /&gt;
| 1999 || 11.94 || -0.32 || 1.685 || -0.029 || 1.646 || -0.03&lt;br /&gt;
|-&lt;br /&gt;
| 2000 || 11.54 || -0.4 || 1.642 || -0.043 || 1.602 || -0.044&lt;br /&gt;
|-&lt;br /&gt;
| 2001 || 11.32 || -0.22 || 1.627 || -0.015 || 1.585 || -0.017&lt;br /&gt;
|-&lt;br /&gt;
| 2002 || 11.27 || -0.05 || 1.634 || 0.007 || 1.59 || 0.005&lt;br /&gt;
|-&lt;br /&gt;
| 2003 || 11.67 || 0.4 || 1.705 || 0.071 || 1.658 || 0.068&lt;br /&gt;
|-&lt;br /&gt;
| 2004 || 11.94 || 0.27 || 1.755 || 0.05 || 1.705 || 0.047&lt;br /&gt;
|-&lt;br /&gt;
| 2005 || 11.97 || 0.03 || 1.765 || 0.01 || 1.712 || 0.007&lt;br /&gt;
|-&lt;br /&gt;
| 2006 || 12.31 || 0.34 || 1.82 || 0.055 || 1.764 || 0.052&lt;br /&gt;
|-&lt;br /&gt;
| 2007 || 12.6 || 0.29 || 1.869 || 0.049 || 1.81 || 0.046&lt;br /&gt;
|-&lt;br /&gt;
| 2008 || 12.86 || 0.26 || 1.915 || 0.046 || 1.853 || 0.043&lt;br /&gt;
|-&lt;br /&gt;
| 2009 || 12.7 || -0.16 || 1.897 || -0.018 || 1.833 || -0.02&lt;br /&gt;
|-&lt;br /&gt;
| 2010 || 12.87 || 0.17 || 1.927 || 0.03 || 1.861 || 0.028&lt;br /&gt;
|-&lt;br /&gt;
| 2011 || 12.8 || -0.07 || 1.923 || -0.004 || 1.853 || -0.008&lt;br /&gt;
|-&lt;br /&gt;
! Maximum || 13.95 || 0.84 || 1.927 || 0.11 || 1.883 || 0.109&lt;br /&gt;
|-&lt;br /&gt;
! Minimum || 11.27 || -0.7 || 1.627 || -0.109 || 1.585 || -0.106&lt;br /&gt;
|-&lt;br /&gt;
! Average || 12.6913157895 || -0.0081081081 || 1.7832631579 || 0.0002432432 || 1.7468684211 || -0.0008108108&lt;br /&gt;
|-&lt;br /&gt;
! Median || 12.785 || -0.05 || 1.7795 || -0.004 || 1.7555 || -0.008&lt;br /&gt;
|-&lt;br /&gt;
! Standard deviation || 0.7136778403 || 0.3248148005 || 0.0804718128 || 0.0448636238 || 0.0777936185 || 0.0440301903&lt;br /&gt;
|-&lt;br /&gt;
! Slope for best linear fit (using linear regression) || -0.0188040267 || 0.0023304884 || 0.0001450925 || 0.0012183499 || -0.0009927782 || 0.0010912755&lt;br /&gt;
|-&lt;br /&gt;
! Multiplier for best logarithmic fit (using linear regression on logarithm) || 0.9985079181 ||  || 1.0000366522 ||  || 0.999401821 || &lt;br /&gt;
|-&lt;br /&gt;
! &amp;lt;math&amp;gt;R^2&amp;lt;/math&amp;gt; for linear regression || 0.0857362041 || 0.0776628224 || 0.0004014848 || 0.29395424 || 0.0201133068 || 0.268278503&lt;br /&gt;
|}&lt;/div&gt;</summary>
		<author><name>Vipul</name></author>
	</entry>
</feed>