condition	mean	min	max
3 h after light	7.465683333333334	7.29381	7.73552
6 h after light	12.628906666666666	9.46652	15.2743
9 h after light	14.5674	13.5477	16.4501
12 h after light	14.9399725	9.86779	17.6448
3 h after dark	16.558	15.395	17.7214
6 h after dark	11.12855	9.76645	12.3672
9 h after dark	7.03993	5.92594	8.92983
12 h after dark	5.960095	5.23738	6.68281