condition	mean	min	max
1 h after light	17.86210534	14.36026963	21.137644199999997
3 h after light	16.657389396666666	15.23401984	18.51936169
5 h after light	21.68197261	16.01645193	27.92378963
7 h after light	21.37792002	17.39222707	23.79689756
9 h after light	18.274251706666668	15.10609507	21.50388466
11 h after light	18.394246566666666	15.00187408	20.72036443
13 h after light	20.977163006666668	15.70450333	25.37342707
15 h after light	17.64821515	14.94811341	20.0970335
1 h after dark	21.844917723333335	20.48492165	23.82228046
3 h after dark	20.394060193333335	19.10031057	22.52389812
5 h after dark	21.279660036666666	20.79741869	21.73522304
7 h after dark	22.648143816666668	21.06880125	24.24500345