condition mean min max 2 h after light 0.04342033333333333 0.0 0.148082 6 h after light 0.0 0.0 0.0 10 h after light 0.0344815 0.0 0.206889 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.06347333333333334 0.0 0.38084