下表是我国国内生产总值中三大产业的比重变化数据，据此可以推论出我国<table style="width: 201.9pt; border-collapse: collapse; mso-table-layout-alt: fixed; mso-padding-alt: 0.0000pt 5.4000pt 0.0000pt 5.4000pt;" align="center" _dj="MsoNormalTable"><tbody><tr><td style="padding: 0pt 5.4pt; border: 1pt solid rgb(0, 0, 0); width: 58.45pt; mso-border-left-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="77"></td><td style="border-width: 1pt 1pt 1pt medium; border-style: solid solid solid none; border-color: rgb(0, 0, 0) rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 46.2pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="61">1990年</td><td style="border-width: 1pt 1pt 1pt medium; border-style: solid solid solid none; border-color: rgb(0, 0, 0) rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 49.6pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="66">2000年</td><td style="border-width: 1pt 1pt 1pt medium; border-style: solid solid solid none; border-color: rgb(0, 0, 0) rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 47.65pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="63">2013年</td></tr><tr><td style="border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0); padding: 0pt 5.4pt; width: 58.45pt; mso-border-left-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="77">第一产业</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 46.2pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="61">27．1%</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 49.6pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="66">15．1%</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 47.65pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="63">10．2%</td></tr><tr><td style="border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0); padding: 0pt 5.4pt; width: 58.45pt; mso-border-left-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="77">第二产业</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 46.2pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="61">41．3%</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 49.6pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="66">45．9%</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 47.65pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="63">46．8%</td></tr><tr><td style="border-width: medium 1pt 1pt; border-style: none solid solid; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0); padding: 0pt 5.4pt; width: 58.45pt; mso-border-left-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="77">第三产业</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 46.2pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="61">31．6%</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 49.6pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="66">39．0%</td><td style="border-width: medium 1pt 1pt medium; border-style: none solid solid none; border-color: currentColor rgb(0, 0, 0) rgb(0, 0, 0) currentColor; padding: 0pt 5.4pt; width: 47.65pt; mso-border-left-alt: none; mso-border-right-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-top-alt: 1.0000pt solid rgb(0, 0, 0); mso-border-bottom-alt: 1.0000pt solid rgb(0, 0, 0);" valign="center" width="63">43．0%</td></tr></tbody></table>