condition	mean	min	max
0 h after light	7.63201	7.33328	7.93074
4 h after light	9.892814999999999	9.67973	10.1059
8 h after light	7.37549	6.18338	8.5676
4 h after dark	10.659195	9.94219	11.3762
8 h after dark	7.2135	6.72994	7.69706
12 h after dark	7.52679	7.15699	7.89659