condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.042330599999999996 0.0231532 0.061508 4 h after dark 0.010245 0.0 0.02049 8 h after dark 0.00504895 0.0 0.0100979 12 h after dark 0.00998175 0.0 0.0199635