You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "when did the tax free savings account start?" whose answer is January 1, 2009.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when did the tax free savings account start in canada
Useful Output:

Doc 1: The tax-free savings account (TFSA) was rolled out to Canadians in 2009 to provide a new way to save money for the future.
Doc 2: A tax-free savings account (TFSA) can help you save and invest for any future goal. Learn how TFSAs work and how much you can save in one
Doc 3: The TFSA launched in 2009 as a way to help Canadians 18 years of age and older grow their savings tax free throughout their lifetime.
Doc 4: The Canadian government introduced the TFSA in 2009 as a way to encourage people to save money.
Doc 5: TFSA is a new kind of registered account introduced by the Government of Canada in the 2008 Federal Budget. It allows individuals residing in Canada to save