Please go through OP-6 (downloadable from cic site). One may get satisfied by studying it seriously. Amounts required for people wishing to settle in Canada are as follows:
1 member - $10,833
2 members - $13,486
3 members - $16,580
4 members - $20,130
5 members - $22,831
6 members - $25,749
7 or more members - $28,668
Bank statement 3-6 months..