condition	mean	min	max
4 h after light	4.810115	3.65052	5.96971
8 h after light	5.86348	5.85949	5.86747
12 h after light	5.8650199999999995	5.03139	6.69865
4 h after dark	6.869466666666667	6.06426	7.32037
8 h after dark	6.268863333333334	5.21095	7.26355
12 h after dark	6.6263	5.81056	7.14423