Government Scientific Source

$0~$10(138)
$10~$25(129)
$25~$50(95)
$50~$75(32)
$75~$100(21)
$100~$200(37)
$200~$300(25)
$300~$400(16)
$400~$500(9)
$500~$750(11)
$750~$1000(2)
$1000~$5000(5)
$5000~$10000(0)
$10000~$50000(0)
$50000~$100000(0)
$100000~$3000000(0)

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