condition mean min max 4 h after light 11.1399575 10.721153 11.558762 8 h after light 10.232644 9.528402 10.936886 12 h after light 12.3800995 10.912235 13.847964 4 h after dark 10.936886 10.936886 10.936886 8 h after dark 13.6287725 10.775393 16.482152 12 h after dark 10.829067 10.829067 10.829067