I would like to ask help to use Query functions to count values from rows? I knew how to use =COUNTA() function to generate same results. Since my data is huge, I prefer to use Query function to keep my data flexible. Thank you for helping.
https://docs.google.com/spreadsheets/d/1dYrf4b1G7UouSY4XczqAClK3PhFWUkMVHJDftBRS65c/edit?usp=sharing

