In your search, you can add the terms surveys or statistics to your topic, as in these search examples:
If you find a relevant item, look at the government or organisations in the author field, or terms in the topics field to use in new searches.
To find statistics on the web, and in databases, search on your topic and the word statistics. For example:
Not all the information you find on the Internet is accurate, up-to-date and reliable so you should carefully evaluate any resources from the web. See the Evaluation of Resources Research Guide.