condition mean min max 4 h after light 0.305965 0.249821 0.362109 8 h after light 0.0790905 0.0 0.158181 12 h after light 0.2114335 0.115344 0.307523 4 h after dark 0.192868 0.136736 0.279054 8 h after dark 0.16089066666666668 0.0 0.338 12 h after dark 0.11118766666666667 0.0 0.19871