condition	mean	min	max
4 h after light	5.037145	4.35162	5.72267
8 h after light	4.782055	4.64272	4.92139
12 h after light	4.68102	4.38739	4.97465
4 h after dark	7.0904799999999994	6.73372	7.44724
8 h after dark	5.82607	5.58644	6.0657
12 h after dark	6.529205	6.05239	7.00602