condition	mean	min	max
0 h after light	16.01485	15.1971	16.8326
4 h after light	29.89815	21.9644	37.8319
8 h after light	22.3351	21.974	22.6962
4 h after dark	34.2446	33.5823	34.9069
8 h after dark	43.99105	41.7538	46.2283
12 h after dark	23.87235	21.5957	26.149