How to group date in a list

so I have list which has 1188 data, and I want to group each 9 of them (from 0) and have a list with 132 data. I tried using graft tree to make the column by world y axis but it does seem work here as my data are from divide surface.
Can anyone give suggestions?
list of (85.5 KB)

Use Partition list

But you can avoid all these components

list of (100.9 KB)

I am too lazy to download that plug in but yeah the first one slove the problem! thanks !!