condition mean min max 0 h after light 0.36034 0.269954 0.450726 4 h after light 0.767474 0.709759 0.825189 8 h after light 0.407049 0.356104 0.457994 4 h after dark 0.48729200000000006 0.353505 0.621079 8 h after dark 0.6687855 0.354495 0.983076 12 h after dark 0.3545615 0.269591 0.439532