condition mean min max 1 h after light 17.91538555 17.23739424 18.59337686 3 h after light 13.805301786666666 12.71017745 14.47326375 5 h after light 14.714187926666666 12.47557454 18.78452314 7 h after light 12.58808747 10.03873779 13.91349788 9 h after light 11.008366995 9.470173645 11.90809334 11 h after light 11.566220112666667 9.355024998 13.46031646 1 h after dark 14.21871697 11.34873455 16.28213687 3 h after dark 11.016208353666666 9.287096698 13.92897815 5 h after dark 10.203490589666666 8.996291279 11.26587666 7 h after dark 10.383768005333334 9.032008726 11.70912652 9 h after dark 10.874175382333334 9.626434637000001 12.69746149 11 h after dark 10.912084930666667 9.465486352000001 12.26126169