condition mean min max 1 h after light 18.797273665 17.1362706 20.45827673 3 h after light 17.780809833333333 16.25306802 20.68321311 5 h after light 17.45565713 15.47842005 19.74883046 7 h after light 14.385917243333333 14.10938532 14.72467684 9 h after light 12.602531796666668 12.49963217 12.7183278 11 h after light 11.987485511 9.953024333 13.699901 13 h after light 11.104903333333333 10.08075884 12.539883 15 h after light 12.322394093333333 10.47650841 13.90724144 1 h after dark 11.373872623333334 10.14488748 12.71792429 3 h after dark 12.723900453333334 12.23956635 13.53035836 5 h after dark 12.183239696666666 11.33278094 12.96509761 7 h after dark 14.80429254 12.83614243 18.24043357