condition	mean	min	max
4 h after light	56.9045	54.6658	59.1432
8 h after light	46.574600000000004	46.146	47.0032
12 h after light	39.566900000000004	37.7983	41.3355
4 h after dark	51.2502	44.1434	58.357
8 h after dark	60.8486	56.8227	64.8745
12 h after dark	76.2435	75.1873	77.2997