condition mean min max 4 h after light 136.0 136.0 136.0 8 h after light 196.4 165.0 227.8 12 h after light 290.2 173.6 406.8 4 h after dark 443.05 437.0 449.1 8 h after dark 359.0 322.6 395.4 12 h after dark 292.04999999999995 256.9 327.2