There is another process similar to the ones David linked to, detailed in this post.
It uses ArchiCAD to read the DWG data into GDL code, then Excel to manipulate the numbers. It's a work-around, but looks promising.
Phoenix, Arizona, USA
ArchiCAD 25 (since 4.5)
Macbook Pro 15" Touchbar OSX 10.15 Core i7 2.9GHz/16GB RAM/Radeon Pro560 4GB