condition	mean	min	max
4 h after light	7.643107	7.09765	8.188564
8 h after light	8.499241000000001	8.014509	8.983973
12 h after light	8.150219499999999	7.616052	8.684387
4 h after dark	7.8979865	7.349227	8.446746
8 h after dark	8.219479	7.155995	9.282963
12 h after dark	7.07791	7.07791	7.07791