condition	mean	min	max
1 h after light	18.68477313	17.6157836	19.83340658
3 h after light	20.686344973333334	19.02318782	23.48173208
5 h after light	17.343842456666668	15.38639229	20.46546636
7 h after light	18.114033810000002	13.27893178	23.9660748
9 h after light	17.76341424	14.29442429	20.84499125
11 h after light	19.19304552	16.28103902	22.73360918
13 h after light	18.54188478	18.01513322	19.01071456
15 h after light	19.349078403333333	17.87563711	21.54150778
1 h after dark	15.739761103333333	13.81001766	17.9836049
3 h after dark	18.193824346666666	17.22438721	18.88510589
5 h after dark	14.313896156666667	12.80816639	15.78487874
7 h after dark	18.726495896666666	17.82695598	20.49984031