In case this helps, here is also a sample of my data. It is one column:

-16.8229
-13.4258
-3.7614
7.8206
16.1112
17.4997
11.3897
0.587
-10.0967
-15.8696
-14.1202
-5.6565
5.5832
14.5154
17.2058
12.6234
2.7443
-8.0242
-14.8725
-14.5632
-7.3823
3.3322