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Distribution of Duck Stamp Sales Within States During Fiscal Years 1962-71
註釋The following 10-year summary of duck stamp sales by county, States, flyway, and the United States is presented as a source of data for waterfowl related programs. Stamps sold by the Philatelic Sales Unit of the U.S. Postal Service and in Puerto Rico and Hawaii are not included in this report. Some counties near the continental divide in Montana, Wyoming, Colorado, and New Mexico are in different flyways in different years. In this report counties are assigned to the flyway in which they were located in the year to which the figures pertain.