condition	mean	min	max
4 h after light	21.8319	19.0116	24.6827
8 h after light	21.78369	5.01427	35.1266
12 h after light	36.7109	24.0603	50.6957
4 h after dark	50.448366666666665	47.989	51.7521
8 h after dark	38.682900000000004	34.9864	40.9066
12 h after dark	20.2464	15.5841	24.0658