Government Scientific Source

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$50~$75(0)
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$100~$200(2)
$200~$300(1)
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$500~$750(11)
$750~$1000(9)
$1000~$5000(4)
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$10000~$50000(0)
$50000~$100000(0)
$100000~$3000000(0)

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