condition	mean	min	max
0 h after light	0.03189915	0.0	0.0637983
4 h after light	0.0476173	0.032445	0.0627896
8 h after light	0.01575155	0.0	0.0315031
4 h after dark	0.0156366	0.0	0.0312732
8 h after dark	0.0	0.0	0.0
12 h after dark	0.01555345	0.0	0.0311069