condition	mean	min	max
4 h after light	4.49267	4.40747	4.5967400000000005
8 h after light	4.84756	4.73881	4.98264
12 h after light	4.92188	4.87091	5.00115
4 h after dark	4.64562	4.46936	4.73581
8 h after dark	4.772633333333333	4.519369999999999	5.16939
12 h after dark	4.565056666666667	4.44391	4.62718