condition	mean	min	max
4 h after light	8.147914	7.931392	8.364436
8 h after light	7.901051	7.901051	7.901051
12 h after light	7.4643115	7.027572	7.901051
4 h after dark	7.4705965	7.040142	7.901051
8 h after dark	7.658066	7.441266	7.874866
12 h after dark	7.901051	7.901051	7.901051