condition mean min max 1 h after light 10.541020965 10.17769751 10.90434442 3 h after light 13.73568261 11.26572673 16.07035714 5 h after light 17.374130586666666 15.42614213 19.22416916 7 h after light 20.845820143333334 16.64049675 23.85593854 9 h after light 27.519612296666665 23.49384061 30.57207815 11 h after light 31.635135706666667 27.97100907 36.64095668 1 h after dark 32.88900223666666 32.4027191 33.36086501 3 h after dark 29.207368119999998 26.1329548 31.76527311 5 h after dark 23.868343336666666 21.4285867 26.41865444 7 h after dark 17.85621544 14.18182832 22.81235706 9 h after dark 16.091697653333334 14.98713022 18.021715 11 h after dark 12.353991226666666 10.5955781 14.26700697