Government Scientific Source

$0~$10(2)
$10~$25(5)
$25~$50(9)
$50~$75(14)
$75~$100(11)
$100~$200(45)
$200~$300(17)
$300~$400(12)
$400~$500(18)
$500~$750(15)
$750~$1000(13)
$1000~$5000(33)
$5000~$10000(2)
$10000~$50000(15)
$50000~$100000(4)
$100000~$3000000(1)

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