$1,861
$800
$1,000
$1,200
$3,850
自由出價
$4,000
$400
$1,908
$2,000
$2,200
$3,380
$1,450
$1,300
$1,500
$1,400
$3,040
$1,800
$4,310
$2,800
$4,080