Thanks Kevin for your info:
So far it looks like I have the only 1AE in the group.
As for the 1FN’s: lowest–001328
highest–004968 (005380 engine)
production range—->3640 (4052 by the engine)
The 1FM’s: lowest–000554
highest–001294
production range—->740
The 1FT’s: 1FT-000136