22下表是不同时期政府收铜量的变化,据此可知<table _dj="MsoNormalTable" border="1" cellspacing="0" style="border-collapse:collapse;margin-left:-0.6000pt;border:none;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:6.0000pt 6.0000pt 6.0000pt 6.0000pt ;"><tbody><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:1.0000pt solid rgb(0,0,0);mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">时间</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:1.0000pt solid rgb(0,0,0);mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">政府收铜量</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">唐宣宗大中年间(9世纪中叶)</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">65万余斤</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">宋至道末年</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">412万余斤</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">宋皇佑年间</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">510万斤</td></tr><tr><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:1.0000pt solid rgb(0,0,0);mso-border-left-alt:0.7500pt solid rgb(0,0,0);border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">宋元丰元年(1078)</td><td valign="center" style="padding:3.7500pt 6.0000pt 3.7500pt 6.0000pt ;border-left:none;mso-border-left-alt:none;border-right:1.0000pt solid rgb(0,0,0);mso-border-right-alt:0.7500pt solid rgb(0,0,0);border-top:none;mso-border-top-alt:0.7500pt solid rgb(0,0,0);border-bottom:1.0000pt solid rgb(0,0,0);mso-border-bottom-alt:0.7500pt solid rgb(0,0,0);">1460万斤</td></tr></tbody></table>
A.大宗商品的贸易发展迅速
B.民营采铜业有了较大发展
C.纸币具备流通的社会条件
D.政府经济调控力有所加强
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