condition	mean	min	max
4 h after light	0.125772	0.109483	0.142061
8 h after light	0.07980885	0.0682333	0.0913844
12 h after light	0.279756	0.250003	0.309509
4 h after dark	0.483839	0.435958	0.53172
8 h after dark	0.2343085	0.215358	0.253259
12 h after dark	0.1789015	0.158116	0.199687