There were 216854 Phaetons manufactured from 1927 to 1931.
Standard Phaetons (4 door)
1927 - 221
1928 - 68176
1929 - 90291
1930 - 39886
1931 - 11060
Deluxe Phaetons
1930 - 4345
1931 - 2875
Total 216854
Detailed production figures can be found at
http://www.modelahouse.com/tech/production.html
Bob