下表为唐代天宝、北宋初年全国户数统计表<table style="border: currentColor; margin-left: 59.4pt; border-collapse: collapse; mso-border-left-alt: 0.5000pt solid windowtext; mso-border-top-alt: 0.5000pt solid windowtext; mso-border-right-alt: 0.5000pt solid windowtext; mso-border-bottom-alt: 0.5000pt solid windowtext; mso-border-insideh: 0.5000pt solid windowtext; mso-border-insidev: 0.5000pt solid windowtext; mso-padding-alt: 0.0000pt 5.4000pt 0.0000pt 5.4000pt;" border="1" cellspacing="0" _dj="MsoNormalTable"><tbody><tr style="height: 15.6pt;"><td style="padding: 0pt 5.4pt; border: 1pt solid windowtext; width: 117pt; mso-border-left-alt: 0.5000pt solid windowtext; mso-border-top-alt: 0.5000pt solid windowtext; mso-border-right-alt: 0.5000pt solid windowtext; mso-border-bottom-alt: 0.5000pt solid windowtext;" valign="top" width="156"></td><td style="border-width: 1pt 1pt 1pt medium; border-style: solid solid solid none; border-color: windowtext windowtext windowtext currentColor; padding: 0pt 5.4pt; width: 99pt; mso-border-left-alt: none; mso-border-top-alt: 0.5000pt solid windowtext; mso-border-right-alt: 0.5000pt solid windowtext; mso-border-bottom-alt: 0.5000pt solid windowtext;" valign="top" width="132">唐天宝年间</td><td style="border-width: 1pt 1pt 1pt medium; border-style: solid solid solid none; border-color: windowtext windowtext windowtext currentColor; padding: 0pt 5.4pt; width: 90pt; mso-border-left-alt: none; mso-border-top-alt: 0.5000pt solid windowtext; mso-border-right-alt: 0.5000pt solid windowtext; mso-border-bottom-alt: 0.5000pt solid windowtext;" valign="top" width="120">北宋初年</td></tr><tr style="height: 21.1pt;"><td style="border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentColor windowtext windowtext; padding: 0pt 5.4pt; width: 117pt; mso-border-left-alt: 0.5000pt solid windowtext; mso-border-top-alt: 0.5000pt solid windowtext; mso-border-right-alt: 0.5000pt solid windowtext; mso-border-bottom-alt: 0.5000pt solid windowtext;" valign="top" width="156">秦岭、淮河以北</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor windowtext windowtext currentColor; padding: 0pt 5.4pt; width: 99pt; mso-border-left-alt: none; mso-border-top-alt: 0.5000pt solid windowtext; mso-border-right-alt: 0.5000pt solid windowtext; mso-border-bottom-alt: 0.5000pt solid windowtext;" valign="top" width="132">54．5%</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor windowtext windowtext currentColor; padding: 0pt 5.4pt; width: 90pt; mso-border-left-alt: none; mso-border-top-alt: 0.5000pt solid windowtext; mso-border-right-alt: 0.5000pt solid windowtext; mso-border-bottom-alt: 0.5000pt solid windowtext;" valign="top" width="120">40．1%</td></tr><tr style="height: 20.75pt;"><td style="border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentColor windowtext windowtext; padding: 0pt 5.4pt; width: 117pt; mso-border-left-alt: 0.5000pt solid windowtext; mso-border-top-alt: 0.5000pt solid windowtext; mso-border-right-alt: 0.5000pt solid windowtext; mso-border-bottom-alt: 0.5000pt solid windowtext;" valign="top" width="156">秦岭、淮河以南</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor windowtext windowtext currentColor; padding: 0pt 5.4pt; width: 99pt; mso-border-left-alt: none; mso-border-top-alt: 0.5000pt solid windowtext; mso-border-right-alt: 0.5000pt solid windowtext; mso-border-bottom-alt: 0.5000pt solid windowtext;" valign="top" width="132">45．5%</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor windowtext windowtext currentColor; padding: 0pt 5.4pt; width: 90pt; mso-border-left-alt: none; mso-border-top-alt: 0.5000pt solid windowtext; mso-border-right-alt: 0.5000pt solid windowtext; mso-border-bottom-alt: 0.5000pt solid windowtext;" valign="top" width="120">59．1%</td></tr></tbody></table>表中呈现的变化