condition mean min max 0 h after light 1.217225 1.15809 1.27636 2 h after light 1.0601500000000001 1.02393 1.09637 4 h after light 1.184255 1.11749 1.25102 8 h after light 7.003555 6.96986 7.03725 12 h after light 19.6849 17.7982 21.5716 2 h after dark 12.27325 11.1734 13.3731 4 h after dark 7.93077 7.09585 8.76569 8 h after dark 3.953185 3.94937 3.957 12 h after dark 1.7637749999999999 1.655 1.87255