A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data
No macro needed.
Select columns A:T, then use Ctrl-G Special..... Blanks OK Then type = press the up arrow key once, and press Ctrl-Enter. Then select columns A:T, copy them, and paste special values. And you'll be done, with the exception of the last row of data, which you can then copy and paste for as many rows as you want or need.