What is a question about this article? If the question is unanswerable, say "unanswerable".

Public expenditure rose from 10 million in 2001-02 to 12 million in 2005-06 to 28m in 2012-13. The contribution of UK budgetary aid to total SHG government expenditure rose from 4.6 million in to 6.4 million to 12.1 million over the same period. Wages and salaries represent about 38% of recurrent expenditure.

In 2012-2013, public expenditure was what?
28m