Depends if you know where to look.
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.