condition	mean	min	max
4 h after light	2.9125699999999997	2.83839	2.98675
8 h after light	4.055985	3.90278	4.20919
12 h after light	5.186045	5.09913	5.27296
4 h after dark	7.78247	7.17873	8.38621
8 h after dark	5.6485	5.36944	5.92756
12 h after dark	4.45914	4.4129	4.50538