condition	mean	min	max
4 h after light	0.7454455	0.641794	0.849097
8 h after light	2.041435	1.9066	2.17627
12 h after light	2.95947	2.61963	3.29931
4 h after dark	2.7718	2.7451	2.7985
8 h after dark	2.45433	1.93	2.97866
12 h after dark	2.12449	1.59746	2.65152