condition	mean	min	max
4 h after light	7.1585149999999995	6.28971	8.02732
8 h after light	8.751225	8.61183	8.89062
12 h after light	11.022245	9.66419	12.3803
4 h after dark	12.8118	12.2889	13.3347
8 h after dark	11.530149999999999	11.1213	11.939
12 h after dark	10.06584	9.96858	10.1631