condition mean min max 2 h after light 0.017971499999999998 0.0 0.107829 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0180435 0.0 0.108261 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0