condition	mean	min	max
4 h after light	14.8736	14.7328	15.0144
8 h after light	18.161299999999997	18.1074	18.2152
12 h after light	11.95885	11.737	12.1807
4 h after dark	12.46935	11.506	13.4327
8 h after dark	11.13985	10.6073	11.6724
12 h after dark	13.80175	13.3163	14.2872