Government Scientific Source

$0~$10(2)
$10~$25(23)
$25~$50(30)
$50~$75(54)
$75~$100(33)
$100~$200(99)
$200~$300(44)
$300~$400(21)
$400~$500(11)
$500~$750(18)
$750~$1000(5)
$1000~$5000(14)
$5000~$10000(0)
$10000~$50000(0)
$50000~$100000(0)
$100000~$3000000(0)

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