condition	mean	min	max
4 h after light	9.470373333333333	4.80959	13.6247
8 h after light	5.87456	1.40971	11.216
12 h after light	7.3520199999999996	2.99052	13.0955
4 h after dark	13.088009999999999	7.94083	17.1471
8 h after dark	13.233536666666668	8.66621	15.9402
12 h after dark	11.47851	9.21873	13.4382