翻译一句话（翻成英文）

In the implementation of the Golden Week before the five-year, domestic tourism income is the average growth rate of 22 percent, and implemented after the Golden Week, the annual average growth rate of 12 percent, a decrease of 10 percentage points
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Practice gold week previous five year, domestic tour income of average growth the rate be 22%, but practice gold week after, it year average growth the rate descended 10 percentage point for 12%"

The average growth of domestic tourism income was 22 percent before the golden week came out five years ago while it dropped 10 percent to 12 percent after it put into practice.