condition mean min max 0 h after light 11.2762 10.5869 11.9655 4 h after light 2.8505450000000003 2.48937 3.21172 8 h after light 1.3505935 0.552657 2.14853 4 h after dark 5.208845 5.08555 5.33214 8 h after dark 8.462175 7.21853 9.70582 12 h after dark 11.2708 10.3424 12.1992