Study the pie-chart which shows the sales distribution of products A, B, C, D and E of a company XYZ in 2019, and answer the question that follows.
In the total number of units of the products sold in 2020 is 20% more than that in 2019, and the sales distribution of all the products remain the same, then what will be the difference between the number of units of products E and D sold in 2020 ?
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