Name during 16-22 December during 9-15 December average for 4 weeks 1 session 23 22 23 2 sessions 1.7 1.4 1.9 from 3 to 5 sessions 0 0.43 0.43 from 6 to 10 sessions 0.14 0 0.071 amount of selected 25 24 26 total 25 24 26