Government Scientific Source

$0~$10(45)
$10~$25(2)
$25~$50(4)
$50~$75(32)
$75~$100(33)
$100~$200(105)
$200~$300(58)
$300~$400(66)
$400~$500(48)
$500~$750(96)
$750~$1000(73)
$1000~$5000(645)
$5000~$10000(310)
$10000~$50000(408)
$50000~$100000(55)
$100000~$3000000(16)

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