condition	mean	min	max
4 h after light	6.00664	5.51345	6.49983
8 h after light	7.1625049999999995	6.67808	7.64693
12 h after light	7.06094	6.86097	7.26091
4 h after dark	8.75313	8.36337	9.27396
8 h after dark	6.956273333333333	6.56813	7.26744
12 h after dark	6.474726666666666	5.97256	6.9608