condition	mean	min	max
3 h after light	29.3583	26.3395	33.8097
6 h after light	19.308999999999997	16.9991	22.5419
9 h after light	13.381033333333333	12.5326	14.3596
12 h after light	15.849274999999999	12.5516	23.0601
3 h after dark	20.22393333333333	17.5495	23.0826
6 h after dark	19.004033333333332	15.3542	21.6951
9 h after dark	16.831733333333332	14.5922	18.6348
12 h after dark	20.041649999999997	19.1544	20.9289