condition mean min max 1 h after light 3.7396518325 3.38144871 4.097854955 3 h after light 9.864711644 7.374950942000001 11.12699842 5 h after light 11.888914883666667 9.891923391 14.44325552 7 h after light 12.029216730333333 9.170898381 14.60042509 9 h after light 17.229493823333332 13.7681914 20.58502645 11 h after light 19.487150956666667 15.62058672 21.63051777 13 h after light 18.535100043 8.878025179 24.92219367 15 h after light 20.369645113333334 15.7508375 22.88430752 1 h after dark 20.663048873333334 16.847595499999997 24.19759785 3 h after dark 23.145645166666668 20.79420567 25.00934278 5 h after dark 18.584712043333333 17.248012399999997 19.84451787 7 h after dark 16.856982719999998 15.70293892 19.03875377