Government Scientific Source

$0~$10(1)
$10~$25(0)
$25~$50(6)
$50~$75(12)
$75~$100(8)
$100~$200(29)
$200~$300(33)
$300~$400(28)
$400~$500(11)
$500~$750(24)
$750~$1000(14)
$1000~$5000(61)
$5000~$10000(12)
$10000~$50000(1)
$50000~$100000(1)
$100000~$3000000(1)

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