condition mean min max 2 h after light 3.32439 0.52357 5.73618 6 h after light 2.42263 2.09294 2.94967 10 h after light 1.1754639999999998 0.564642 1.56032 2 h after dark 2.115590666666667 0.645552 3.09267 6 h after dark 4.5841899999999995 0.0 10.3494 10 h after dark 4.267176666666666 3.19167 5.58822