condition	mean	min	max
0 h after light	16.72445	15.4638	17.9851
4 h after light	11.466289999999999	7.68608	15.2465
8 h after light	11.921299999999999	11.9019	11.9407
4 h after dark	34.90575	24.7678	45.0437
8 h after dark	31.4101	30.9799	31.8403
12 h after dark	16.227	11.5258	20.9282