Government Scientific Source

$0~$10(4)
$10~$25(10)
$25~$50(16)
$50~$75(21)
$75~$100(27)
$100~$200(99)
$200~$300(57)
$300~$400(55)
$400~$500(42)
$500~$750(43)
$750~$1000(34)
$1000~$5000(49)
$5000~$10000(1)
$10000~$50000(2)
$50000~$100000(0)
$100000~$3000000(0)

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