Government Scientific Source

$0~$10(1)
$10~$25(20)
$25~$50(29)
$50~$75(43)
$75~$100(44)
$100~$200(95)
$200~$300(25)
$300~$400(12)
$400~$500(14)
$500~$750(21)
$750~$1000(9)
$1000~$5000(13)
$5000~$10000(1)
$10000~$50000(2)
$50000~$100000(0)
$100000~$3000000(0)

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