humhh??Lets be give you a phrases that you might post every day since 2016 and the same time my answer as well for your question.

"You only posted below 1 sentence"

"Also your answers might be less than 1 sentence"

"Am a right? "

this might reason you are now complaining about your post.
I created works the same phrases that is not more than 1 sentence.

Note: the 3 phrases that I created is also my answer why you have less activity and higher post that does no consist 1 paragraph or 2 to 3 sentences.