condition	mean	min	max
1 h after light	14.807603815	14.11222285	15.50298478
3 h after light	16.29209004	14.472038000000001	17.87914622
5 h after light	18.33730267	15.87912719	19.90793575
7 h after light	19.652058926666665	16.39327209	23.59806288
9 h after light	19.067187723333333	18.00795952	20.88480209
11 h after light	18.1399737	14.73395305	20.52142846
13 h after light	19.35470468	16.94790919	22.78137591
15 h after light	20.956941926666666	19.72879858	21.66088901
1 h after dark	19.84417578	17.18645567	23.15574264
3 h after dark	18.82433398	14.22079112	21.476038600000003
5 h after dark	18.955081466666666	14.51371879	22.23583945
7 h after dark	17.274094693333332	16.45065184	18.53430895