Government Scientific Source

$0~$10(0)
$10~$25(1)
$25~$50(68)
$50~$75(133)
$75~$100(191)
$100~$200(193)
$200~$300(115)
$300~$400(46)
$400~$500(53)
$500~$750(79)
$750~$1000(57)
$1000~$5000(75)
$5000~$10000(3)
$10000~$50000(1)
$50000~$100000(0)
$100000~$3000000(0)

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