condition	mean	min	max
4 h after light	2.417585	2.24508	2.59009
8 h after light	2.73123	2.51975	2.94271
12 h after light	2.29773	1.91471	2.68075
4 h after dark	2.55185	2.19413	2.90957
8 h after dark	2.75411	2.43871	3.06951
12 h after dark	2.707525	2.59146	2.82359