www.bbc.co.uk/news/uk-politics-28542408
Labour was best-funded UK political party in 2013
Labour Party - £33,336,000
Conservative Party - £25,352,000
Liberal Democrats - £7,303,514
UK Independence Party - £2,479,314
Scottish National Party - £2,038,245
Co-operative Party - £1,187,120
Sinn Fein - £1,161,163
Green Party - £881,819
Plaid Cymru - £667,718
British National Party - £605,208
Democratic Unionist Party - £474,147
SDLP - £360,483
The Socialist Party of Great Britain - £340,863