condition	mean	min	max
4 h after light	3.77022	3.7257599999999997	3.7972699999999997
8 h after light	3.7213066666666665	3.69129	3.75774
12 h after light	3.7335933333333333	3.6579300000000003	3.8406800000000003
4 h after dark	3.7629466666666667	3.71485	3.8483099999999997
8 h after dark	3.822173333333333	3.66171	3.97292
12 h after dark	3.82903	3.71585	3.9850199999999996