1 5 sessions 2 4 sessions 3 4 sessions 4 1 session 5 3 sessions 6 4 sessions 7 5 sessions 8 5 sessions 9 5 sessions 10 4 sessions 11 2 sessions 12 1 session 13 7 sessions 14 7 sessions 15 8 sessions 16 7 sessions 17 7 sessions 18 1 session 19 1 session 20 0 sessions 21 0 sessions 22 0 sessions 23 0 sessions 24 0 sessions 25 0 sessions 26 0 sessions 27 0 sessions 28 0 sessions 29 0 sessions 30 0 sessions 31 0 sessions