condition	mean	min	max
4 h after light	50.8848215	45.463238	56.306405
8 h after light	44.160434	38.514988	49.80588
12 h after light	39.649759	35.972673	43.326845
4 h after dark	48.6528315	44.664581	52.641082
8 h after dark	48.481281	48.178634	48.783928
12 h after dark	43.716098	43.716098	43.716098