condition	mean	min	max
4 h after light	9.90328	8.52626	11.2803
8 h after light	4.615605	4.60531	4.6259
12 h after light	5.373245	4.2184	6.52809
4 h after dark	8.683175	6.14515	11.2212
8 h after dark	8.738620000000001	8.54668	8.93056
12 h after dark	8.58385	8.48894	8.67876