Name Tuesday, 8 of April Monday, 7 of April average on Tuesday average for 7 days 1 session 83 ? 72 83 2 sessions 13 ? 12 13 from 3 to 5 sessions 11 ? 11 11 from 6 to 10 sessions 4 ? 3.8 4 amount of selected 111 ? 99 111 total 111 ? 99 111