数量
价格
总价
1
$20.0655
20
$19.1520
$383.0400
40
$17.3250
$693.0000
60
$15.9600
$957.6000
100
$14.3220
$1,432.2000
260
$13.2195
$3,437.0700
500
$12.3165
$6,158.2500
