condition	mean	min	max
4 h after light	36.8688	34.9487	38.7889
8 h after light	28.249200000000002	27.9407	28.5577
12 h after light	40.89125	39.7327	42.0498
4 h after dark	48.948949999999996	43.0733	54.8246
8 h after dark	40.54785	38.3776	42.7181
12 h after dark	32.81895	31.852	33.7859