select date_format(submit_time,'%Y%m') submit_month, any_value(count(question_id)) month_q_cnt, any_value(round(count(question_id)/day(LAST_DAY(submit_time)),3)) avg_day_q_cnt from practice_record where date_format(submit_time,'%Y')='2021' group by submit_month union all select '2021汇总' as submit_m...