condition	mean	min	max
4 h after light	22.65735	19.5199	25.7948
8 h after light	17.442999999999998	16.5891	18.2969
12 h after light	4.64242	3.42519	5.85965
4 h after dark	0.657327	0.434035	0.880619
8 h after dark	0.9299155000000001	0.652521	1.20731
12 h after dark	1.922525	1.87501	1.97004