Inside the "sweatshop" terminally ill Britons must call to get benefits

Depends if you know where to look.

http://webarchive.nationalarchives.gov.uk/20160105160709/http://www.ons.gov.uk/ons/dcp171766_263808.pdf

In summary, the estimates in the new supplementary table indicate a total
Government pension obligation, at the end of December 2010, of £5.01
trillion,

That was 6 years ago. Obsourne has doubled the debt.

If you look in the same paper, you have the number for 2005. In just over 5
years, Gordon Brown and Labour quadrupled the pensions debts.