condition	mean	min	max
4 h after light	13.232099999999999	12.6689	13.7953
8 h after light	7.561885	5.38003	9.74374
12 h after light	9.2828	8.0181	10.5475
4 h after dark	9.16483	8.90504	9.36791
8 h after dark	10.48926	9.93658	11.1781
12 h after dark	12.036	10.446	12.895