Orders-on-hand are considered a leading indicator of the performance of domestic exports.
Globe and Mail
In 1987 the potato earned 10 percent of the total value of domestic exports, more than any other item except clothing.
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However, the value of domestic exports decreased from 1958 to 1959.
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The value of domestic exports increased from $1,234,700,000 to $5,591,200,000, and increased by 18.18% every year.
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