condition	mean	min	max
4 h after light	3.295705	1.94722	4.64419
8 h after light	3.157545	2.84046	3.47463
12 h after light	6.6741	5.99242	7.35578
4 h after dark	7.80942	7.32583	8.20595
8 h after dark	5.511726666666667	5.02953	6.3045
12 h after dark	3.68386	2.84441	4.5761