condition	mean	min	max
4 h after light	7.042395	5.50653	8.57826
8 h after light	1.91445	1.79219	2.03671
12 h after light	0.747093	0.735442	0.758744
4 h after dark	0.6256174999999999	0.594139	0.657096
8 h after dark	2.21701	2.08605	2.34797
12 h after dark	3.41657	3.21365	3.61949