The numbers are propped up by modern medicine and the no-smoking trend. The oldies (late 60's up) in our cong of 65 publishers = 20 (plus 3 who have died in the last 12 months).
The only incomers are those moving in - no new blood except a few weirdo's who seem to make no progress beyond attending an occasional meeting. Only 3 born-ins under 15 as well.
That's 30% who are between 68 and 88 years old ...
They ain't gonna live forever!