Winston Lutz Collimator Result

Hi, I would to know what I need to do in order to get a trend for in plane colli because the result that I get look like these all were done at 0. I attached as well the acquired Elekta epid images in here:
pylinac version that I used to run this is 3.1.1 Thank you in advanced.

my_wl2.pdf (1.27 MB)


If possible, admin can delete this post because I have found out that it is really no collimator images taken for this. Thanks.