condition	mean	min	max
1 h after light	17.51805295	16.8479926	18.1881133
3 h after light	17.693936363333332	15.28870174	18.97324677
5 h after light	17.47864003666667	15.08026133	19.21507829
7 h after light	18.61021242	17.42527259	19.49764588
9 h after light	17.169194096666665	16.57369726	18.215626999999998
11 h after light	16.9955439	16.36356842	18.02020173
13 h after light	15.739140696666668	15.05735951	17.010447600000003
15 h after light	15.498535476666667	13.97456566	18.15123531
1 h after dark	17.301654063333334	15.29229345	18.4941927
3 h after dark	16.836221896666668	15.98187981	18.16155484
5 h after dark	15.836249153333332	15.51899802	16.37586845
7 h after dark	15.912708006666668	14.73607686	18.2192782