1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
time event group 2.1 1 A 3.4 1 A 5.7 0 A 7.2 1 A 8.1 1 A 10.3 0 A 12.4 1 A 14.8 0 A 16.2 1 A 18.5 0 A 1.8 1 B 2.9 1 B 4.1 1 B 5.3 1 B 6.7 0 B 8.2 1 B 9.8 1 B 11.4 0 B 13.1 1 B 15.6 0 B