See the contents. You get to see exactly how much each mission statement costs.
From this we learn that the Home Office spent £12,341,608,000 on 'building a safe, just and tolerant society', the Department of Transport spent £11,031,616,000 on 'promoting modern, integrated and safe transport and providing customer-focused regulation'. Meanwhile, the Department of Health spent £50,965,112,000 on 'securing health care for those who need it'.