condition mean min max 1 h after light 6.385083565 5.592576797 7.1775903329999995 3 h after light 11.002151117 8.978423651 12.90571864 5 h after light 11.952206906333332 8.719487578999999 14.49323122 7 h after light 11.955880233333334 10.09744386 13.47412426 9 h after light 10.146702017333332 6.863692687 13.85028908 11 h after light 11.836535603 9.704710419 14.02116298 1 h after dark 17.168747566666667 14.92313913 21.34025203 3 h after dark 16.986406333333335 13.35443832 20.17493636 5 h after dark 16.380356723333332 14.39406605 17.68002542 7 h after dark 16.61755114 16.08331378 17.42411227 9 h after dark 15.49507387 14.73991421 16.2679283 11 h after dark 15.864594893333333 14.390378899999998 16.72235922