condition	mean	min	max
4 h after light	8.279165	7.97319	8.58514
8 h after light	2.2564	0.0	4.5128
12 h after light	6.952855	6.54318	7.36253
4 h after dark	9.641763333333333	6.23431	15.2677
8 h after dark	4.692200000000001	0.0	10.5538
12 h after dark	8.95046	7.24794	10.4523