condition mean min max 0 h after light 0.866835 0.0 1.73367 2 h after light 1.1957835 0.832207 1.55936 4 h after light 0.4240895 0.0 0.848179 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0