condition	mean	min	max
0 h after light	6.7380949999999995	5.34509	8.1311
4 h after light	1.0833045	0.605139	1.56147
8 h after light	2.275	1.61214	2.93786
4 h after dark	14.502565	8.97903	20.0261
8 h after dark	0.194972	0.0	0.389944
12 h after dark	8.627749999999999	6.382	10.8735