condition	mean	min	max
4 h after light	0.0	0.0	0.0
8 h after light	5.085683333333333	2.69526	8.15715
12 h after light	13.679	7.29442	25.7132
4 h after dark	4.943443333333334	3.69177	5.65761
8 h after dark	0.992965	0.365828	1.64968
12 h after dark	0.0	0.0	0.0