condition	mean	min	max
4 h after light	8.3267725	7.91991	8.733635
8 h after light	8.945562500000001	8.923228	8.967897
12 h after light	8.750081000000002	8.189671	9.310491
4 h after dark	8.0919645	7.450294	8.733635
8 h after dark	9.682067499999999	8.620863	10.743272
12 h after dark	9.605427	9.605427	9.605427