Government Scientific Source

$0~$10(4)
$10~$25(14)
$25~$50(34)
$50~$75(30)
$75~$100(39)
$100~$200(138)
$200~$300(78)
$300~$400(70)
$400~$500(51)
$500~$750(56)
$750~$1000(39)
$1000~$5000(55)
$5000~$10000(1)
$10000~$50000(2)
$50000~$100000(0)
$100000~$3000000(0)

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