condition mean min max 4 h after light 227.8348055 204.001288 251.668323 8 h after light 158.084488 134.537172 181.631804 12 h after light 164.920677 138.804389 191.036965 4 h after dark 116.99940550000001 102.743323 131.255488 8 h after dark 130.70959 124.433522 136.985658 12 h after dark 246.683118 246.683118 246.683118