Government Scientific Source

$0~$10(6)
$10~$25(8)
$25~$50(31)
$50~$75(0)
$75~$100(0)
$100~$200(0)
$200~$300(0)
$300~$400(0)
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$500~$750(0)
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$1000~$5000(0)
$5000~$10000(0)
$10000~$50000(0)
$50000~$100000(0)
$100000~$3000000(0)

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