condition	mean	min	max
0 h after light	16.504849999999998	16.2167	16.793
4 h after light	7.20494	7.01061	7.39927
8 h after light	5.44567	4.08106	6.81028
4 h after dark	10.274615	9.21223	11.337
8 h after dark	13.36105	11.6965	15.0256
12 h after dark	11.450205	9.68051	13.2199