Check your visa office specific informations too, not only general cic. In my case, my visa office requested .....
SETTLEMENT FUNDS:
The following documents will be requested ONLY once your application is approved in principle. Yu dont have to submit them at above date. We strongly recommended that you dont sale or liquidate any asset antill you have been informed that your application has been approved.
Proof of funds that represent liquid asset that are transferable/available as settlement funds. Proof must constitute banking or saving history showing account activity of most recent 12 month period, and aslo must include Proof of Source of any deposite great then equivalent of CAD$ 1,000.If proof of funds other then banking or saving history submitted, proof of source must also be submitted. Please note that sales deeds and property assessments are not acceptable as proof of liquid assets. Furthermore, bank statemnets or letters are not acceptable if they not show any history of funds. Failure to submit satisfactory proof of funds, including proof of source,may lead the refusal of your application on the grounds that you may unwilling or unable to support yourself and your dependents on arrival in Canada.
Accourding above statement, i even need to show proofs of deposites too, where from i got money for deposite in account.