condition mean min max 0 h after light 68.707 66.7088 70.7052 4 h after light 19.34545 15.3765 23.3144 8 h after light 10.16845 10.0236 10.3133 4 h after dark 24.493450000000003 16.2114 32.7755 8 h after dark 40.38675 34.5317 46.2418 12 h after dark 80.4007 58.9404 101.861