condition	mean	min	max
4 h after light	55.601616500000006	55.077094	56.126139
8 h after light	51.9410635	51.022744	52.859383
12 h after light	55.449935499999995	54.464724	56.435147
4 h after dark	57.199535	56.955581	57.443489
8 h after dark	61.32729	56.435147	66.219433
12 h after dark	52.141164	52.141164	52.141164