condition	mean	min	max
4 h after light	1.111825	0.0	2.22365
8 h after light	1.206435	0.0	2.41287
12 h after light	0.0	0.0	0.0
4 h after dark	0.961595	0.0	1.92319
8 h after dark	1.437157	0.963764	1.91055
12 h after dark	0.798855	0.0	1.59771