condition mean min max 2 h after light 1.4215133333333334 0.0 8.52908 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.745155 0.0 4.47093 2 h after dark 0.8698549999999999 0.0 5.21913