They didn't devide the section yet like TALK, DEMO etc.....
135 papers were submitted and 42 papers were accepted(an acceptance rate of 31%)
As a side note..
Not many papers that use 3D printing.
No papers use deep learning yet(There is a ML one).
There are some analog aproaches like Pop-up book, yoga mat.
There are some papers whose conclusion aren't mathmatical results or quantitative results.
Sometimes there aren't evaluations part(only mentioning conclusion).