condition mean min max 4 h after light 13.264800000000001 10.191 16.3386 8 h after light 8.14681 6.53044 9.76318 12 h after light 3.20015 3.1271 3.2732 4 h after dark 3.0478733333333334 2.37568 3.88026 8 h after dark 16.004133333333332 12.7269 17.7446 12 h after dark 13.0316 11.7008 14.2393