condition	mean	min	max
1 h after light	15.983185590000001	15.74232497	16.22404621
3 h after light	16.69414692	15.67790692	17.79438283
5 h after light	17.23000908	14.84493822	19.65967564
7 h after light	18.581849506666668	17.93221321	19.52311975
9 h after light	21.049808796666667	20.29911797	22.32990197
11 h after light	20.939174786666666	20.36301359	21.79463432
1 h after dark	19.633215466666666	17.088954	21.274192199999998
3 h after dark	20.210195063333334	17.08383409	21.82450415
5 h after dark	19.01490418	17.59979383	21.76874923
7 h after dark	16.05382169	15.44191088	16.65735392
9 h after dark	16.468844646666668	14.12718419	17.65682377
11 h after dark	15.06756029	13.24079135	18.07368511