According to statistics in the November 2010 issue of Mini Magazine, only 63,592 Classic Minis were still registered in UK as of October 1, 2010 and just over 30,000 were operable. That is what is left from 1,581,887 total UK sales of classic Minis between 1959 and 2000.
[Source: via
mab01uk @ totalMINI.com]