condition	mean	min	max
4 h after light	5.6141749999999995	5.51483	5.71352
8 h after light	7.194235	6.98376	7.40471
12 h after light	8.457775	8.45495	8.4606
4 h after dark	12.49095	12.2348	12.7471
8 h after dark	14.489799999999999	14.3764	14.6032
12 h after dark	11.255749999999999	10.9633	11.5482