These are my answers:

1-The five Big Banks in Canada are:
-Royal Bank of Canada
-Toronto Dominion Bank
-Bank of Nova Scotia
-Bank of Montreal
-Canadian Imperial Bank of Commerce

2-Which are not:
-National Bank of Canada
-HSBC Bank Canada
-Laurentian Bank of Canada
-Churchill Investments Group
-Canadian Western Bank
-ATB Financial

3-I learn the following facts:
-The Royal Bank of Canada is the best Bank in Canada, I thought Toronto Dominion Bank.
-Toronto Dominion Bank has better capitalization than Royal Bank of Canada.
-Is the big surprise for me that, Halifax is strong financial city because Royal Bank of Canada
  and Bank Nova Scotia are in these city.