The acreage of soybean planted in the United States from 1980 to 2006 can be modeled by A = -0.0058 t3 -0.29 +2 +100t+2900 where A is the amount of acres (in millions) of soybean planted and t is the number of years since 1980. How much planting space was there in 1992? Round your answer to 3 decimal places.

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