condition	mean	min	max
4 h after light	8.033745	7.744815	8.322675
8 h after light	8.620974499999999	8.5176	8.724349
12 h after light	8.322675	8.322675	8.322675
4 h after dark	8.260622999999999	7.7309	8.790346
8 h after dark	8.303688999999999	7.938317	8.669061
12 h after dark	8.336659	8.336659	8.336659