condition mean min max 0 h after light 4.814425 4.01288 5.61597 2 h after light 2.51341 2.21101 2.81581 4 h after light 3.013095 2.45847 3.56772 8 h after light 5.221690000000001 4.97309 5.47029 12 h after light 5.08871 5.03872 5.1387 2 h after dark 6.426755 5.72697 7.12654 4 h after dark 6.03393 5.70397 6.36389 8 h after dark 6.315205000000001 6.31141 6.319 12 h after dark 4.821565 4.39063 5.2525