condition	mean	min	max
4 h after light	65.2	62.9592	67.4408
8 h after light	25.5198	24.9895	26.0501
12 h after light	13.152650000000001	12.4283	13.877
4 h after dark	20.232799999999997	18.4257	22.0399
8 h after dark	40.56295	40.2292	40.8967
12 h after dark	50.73935	47.7499	53.7288