Nested Group Count

[Don Beck]

I would like to add a column to my output that shows the count of nested groups inside a group in addition the the rest

 gam print groups members managers owners countsonly totalcount todrive tdfileid <ID> tdtitle "All Groups - Membership Counts" tdupdatesheet tdsheet id:<>tdsheettitle "Current Group Report" tdsheettimestamp true   

thanks for the help