condition mean min max 1 h after light 4.974041995 4.028960166 5.919123824 3 h after light 8.448568099666666 7.936740135 9.125838576 5 h after light 7.655080742333333 6.760672798 8.90805168 7 h after light 11.703837664333333 8.253808543 13.9077622 9 h after light 12.902296297 7.748931841 18.68024098 11 h after light 10.965522902333333 9.383014547 12.62048766 13 h after light 13.8473569 11.02099677 15.63301239 15 h after light 11.257101699666666 9.128326279 13.66649411 1 h after dark 12.71941901 10.74697782 14.54468676 3 h after dark 13.04682483 10.39710284 15.78511765 5 h after dark 9.339173782 7.552021099 12.85608301 7 h after dark 11.018103096333332 7.773295098999999 13.41657145