condition	mean	min	max
1 h after light	18.373132493333333	14.94732468	20.19319627
3 h after light	16.969386986666667	15.097026199999998	19.4404283
5 h after light	18.005634583333332	13.87045674	21.92571929
7 h after light	19.925369913333334	17.39222707	22.61362641
9 h after light	18.288442016666668	14.56498121	21.37213439
11 h after light	17.51060264	15.98276585	18.58340817
13 h after light	17.84638631	15.79634253	19.47394891
15 h after light	16.79997046	16.19009316	17.14528171
1 h after dark	22.171426873333335	19.14801098	26.79920763
3 h after dark	18.295116273333335	16.08746396	21.03422232
5 h after dark	20.812064076666665	19.90972399	22.58425519
7 h after dark	20.794858283333333	18.97220798	22.73737499