condition	mean	min	max
4 h after light	8.437663	7.994079	8.881247
8 h after light	9.140388000000002	8.339947	9.940829
12 h after light	8.5374505	8.001169	9.073732
4 h after dark	8.328717000000001	8.327506	8.329928
8 h after dark	9.189078	8.145025	10.233131
12 h after dark	9.229089	9.229089	9.229089