condition	mean	min	max
4 h after light	6.99999	6.48257	7.51741
8 h after light	6.73752	6.41483	7.06021
12 h after light	9.78895	9.2511	10.3268
4 h after dark	6.112686666666667	5.70439	6.53211
8 h after dark	6.84964	5.7504	7.53751
12 h after dark	6.677263333333333	6.26321	7.33647