condition	mean	min	max
4 h after light	4.53553	3.70734	5.36372
8 h after light	4.9176	4.90522	4.92998
12 h after light	6.19901	5.80517	6.59285
4 h after dark	5.698166666666666	5.49574	5.82374
8 h after dark	6.57747	5.90304	6.9988
12 h after dark	5.480963333333333	5.00488	5.85762