Generate Frequencies for Multiple Properties (well, two)

I posted an example protocol to the Protocol Exchange for a Generate Frequencies component for two properties (not enough time to generalize this for n properties!). For the automobile data set it will give you the following results:

Frequencynumdoorsnumcylinders
2?four
8fourfive
66twofour
1twothree
13foursix
91fourfour
4twotwo
1twotwelve
2foureight
3twofive
3twoeight
11twosix