condition mean min max 3 h after light 0.03477633333333333 0.0 0.104329 6 h after light 0.0 0.0 0.0 9 h after light 0.04124766666666667 0.0 0.123743 12 h after light 0.1145735 0.0 0.316144 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.023805933333333335 0.0 0.0714178 12 h after dark 0.060469 0.0 0.120938