Name Tuesday, 13 of May Monday, 12 of May average on Tuesday average for 7 days 1 day 6 ? 5.2 6 2 days 3 ? 1 3 3-4 days 0 ? 1.5 0 5-7 days 1 ? 2.2 1 amount of selected 10 ? 10 10 total 10 ? 10 10