Government Scientific Source

$0~$10(236)
$10~$25(571)
$25~$50(632)
$50~$75(270)
$75~$100(155)
$100~$200(368)
$200~$300(146)
$300~$400(93)
$400~$500(49)
$500~$750(50)
$750~$1000(14)
$1000~$5000(54)
$5000~$10000(3)
$10000~$50000(1)
$50000~$100000(0)
$100000~$3000000(0)

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