condition	mean	min	max
4 h after light	7.765436	7.765436	7.765436
8 h after light	8.0388985	7.999672	8.078125
12 h after light	7.789053	7.677994	7.900112
4 h after dark	8.036196	7.765436	8.306956
8 h after dark	7.6873190000000005	7.686586	7.688052
12 h after dark	6.457218	6.457218	6.457218