condition	mean	min	max
4 h after light	4.92933	4.3833	5.47536
8 h after light	5.8041	5.32517	6.28303
12 h after light	6.547905	6.44855	6.64726
4 h after dark	6.365363333333333	6.27079	6.45623
8 h after dark	6.292753333333334	5.54474	6.99601
12 h after dark	5.5395433333333335	5.10222	5.79019