Government Scientific Source

$0~$10(93)
$10~$25(216)
$25~$50(553)
$50~$75(719)
$75~$100(565)
$100~$200(1839)
$200~$300(1126)
$300~$400(798)
$400~$500(525)
$500~$750(747)
$750~$1000(331)
$1000~$5000(334)
$5000~$10000(15)
$10000~$50000(4)
$50000~$100000(1)
$100000~$3000000(0)

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