condition mean min max 3 h after light 1.9732515 0.0 4.04619 7 h after light 1.78136175 0.237433 5.13352 11 h after light 2.6122740416666668 0.0977765 11.9598 2 h after dark 2.2174650833333334 0.0 10.4108 6 h after dark 1.683032 0.0 4.97262 10 h after dark 2.0587409166666664 0.0 10.4546