condition	mean	min	max
4 h after light	4.033366666666667	3.8893699999999995	4.27484
8 h after light	4.36238	4.01915	4.720330000000001
12 h after light	4.184316666666667	4.05008	4.33249
4 h after dark	4.03736	3.86405	4.30617
8 h after dark	4.070716666666667	3.9191599999999998	4.26164
12 h after dark	3.921806666666667	3.8395300000000003	4.00925