condition mean min max 4 h after light 0.0737235 0.015321 0.132126 8 h after light 0.1172201 0.0669272 0.167513 12 h after light 0.0488025 0.0 0.097605 4 h after dark 0.13677686666666666 0.0590346 0.206662 8 h after dark 0.0714929 0.0306056 0.143009 12 h after dark 0.08483033333333333 0.0 0.128378