数量
价格
总价
1
$18.2610
20
$17.4240
$348.4800
40
$15.7680
$630.7200
60
$14.5260
$871.5600
100
$13.0320
$1,303.2000
260
$12.0330
$3,128.5800
500
$11.2050
$5,602.5000
