condition	mean	min	max
4 h after light	8.317693333333333	4.69713	11.2422
8 h after light	4.321289999999999	1.58463	7.20372
12 h after light	7.24701	4.10323	11.3129
4 h after dark	11.833103333333334	9.38311	13.2191
8 h after dark	9.41766	5.36798	11.5874
12 h after dark	8.776493333333333	6.37126	13.035