condition	mean	min	max
0 h after light	16.24805	15.8139	16.6822
4 h after light	20.37865	18.6627	22.0946
8 h after light	12.7573	11.7341	13.7805
4 h after dark	0.5900495	0.294153	0.885946
8 h after dark	2.221765	2.18282	2.26071
12 h after dark	12.8339	10.5332	15.1346