condition	mean	min	max
4 h after light	10.22388	3.50292	17.2309
8 h after light	6.31902	1.45054	10.3067
12 h after light	6.643936666666667	4.97799	9.69917
4 h after dark	9.533146666666667	7.64054	11.5291
8 h after dark	10.339016666666666	6.68305	14.1854
12 h after dark	11.84699	9.69387	15.8357