annuity preparation

1. Inflation statistics:
http://www.censtatd.gov.hk/hkstat/sub/sp270_tc.jsp?productCode=FA100025

2005-2014: average inflation ~3.42%

2. Annuity calculator
mkt1.hket.com/mtwealthmgt/spreadsheet/retirement.xls

3.
Monthly deposit needed for a future value:
http://easysurf.cc/vfpt2.htm#sdmi