condition mean min max 2 h after light 10.5311 10.2297 11.0354 6 h after light 14.110633333333332 13.9171 14.2275 10 h after light 16.432199999999998 15.95 17.0293 2 h after dark 10.10995 9.86258 10.6028 6 h after dark 10.544966666666667 10.1665 10.8602 10 h after dark 9.38604 9.26902 9.58718