condition	mean	min	max
4 h after light	36.8702	31.7436	41.9968
8 h after light	36.38165	34.6434	38.1199
12 h after light	40.3557	37.4153	43.2961
4 h after dark	48.8473	47.8841	50.7726
8 h after dark	51.8438	49.2974	53.3075
12 h after dark	41.98943333333333	40.8097	43.1792