condition	mean	min	max
0 h after light	4.60966	4.47193	4.74739
4 h after light	3.0752249999999997	2.82936	3.32109
8 h after light	3.62178	3.31787	3.92569
4 h after dark	5.404235	5.21926	5.58921
8 h after dark	5.430235	5.24279	5.61768
12 h after dark	4.33441	3.92725	4.74157