You do not include the TFSA since it is not deductible for income tax purposes. Any amount contributed as well as any income earned in the account (for example, investment income and capital gains) is generally tax-free, even when it is withdrawn.
For more info, check out the links below:
Tax-Free Savings Accounts (TFSAs) in Canada
CRA: Tax-Free Savings Account (TFSA), Guide for Individuals