condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.04893613333333333 0.0 0.0760757 9 h after light 0.0 0.0 0.0 12 h after light 0.07649285 0.0 0.235357 3 h after dark 0.0 0.0 0.0 6 h after dark 0.1362459 0.0747798 0.247712 9 h after dark 0.07969233333333332 0.0 0.127179 12 h after dark 0.0428604 0.0 0.0857208