The statistics are produced by the independent national statistics office.
http://www.statistics.gov.uk/
The government doesn't churn out the figures instead they are produced by people that know what they are talking about. If you are better at them at producing relevant stats then why not let them know - I am sure they are waiting with bated breath for your innovative insight.
If I were Leomar and I had a choice between the independent stats office and some people on a website - I know the view that I would choose,