Name Saturday, 5 of April Friday, 4 of April average on Saturday average for 7 days 1 day 12 ? 13 12 2 days 0 ? 0.75 0 3-4 days 0 ? 0.25 0 5-7 days 0 ? 1 0 amount of selected 12 ? 15 12 total 12 ? 15 12