condition mean min max 0 h after light 22.6968 22.3202 23.0734 2 h after light 12.75655 12.6106 12.9025 4 h after light 8.485565 8.30365 8.66748 8 h after light 5.953749999999999 5.82031 6.08719 12 h after light 13.10655 12.5538 13.6593 2 h after dark 11.8118 11.6701 11.9535 4 h after dark 11.5644 11.2861 11.8427 8 h after dark 13.9422 13.4592 14.4252 12 h after dark 22.7795 20.8989 24.6601