condition mean min max 4 h after light 0.3305465 0.179976 0.481117 8 h after light 0.228945 0.197957 0.259933 12 h after light 0.5216335000000001 0.480264 0.563003 4 h after dark 0.10506666666666667 0.0 0.253048 8 h after dark 0.33889400000000003 0.0 0.759067 12 h after dark 0.701758 0.155612 1.00355