condition	mean	min	max
4 h after light	15.72988	14.082116	17.377644
8 h after light	14.4413125	12.704777	16.177848
12 h after light	13.141147	12.200178	14.082116
4 h after dark	14.6734225	13.03999	16.306855
8 h after dark	13.880834499999999	13.679553	14.082116
12 h after dark	12.704777	12.704777	12.704777