Government Scientific Source

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$25~$50(1)
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$75~$100(1)
$100~$200(10)
$200~$300(39)
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$500~$750(9)
$750~$1000(3)
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$5000~$10000(0)
$10000~$50000(1)
$50000~$100000(0)
$100000~$3000000(0)

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