Sources:
| Table 9 International comparison of old-age (65 years old and over) percentage to the total population and Social Security Expenditure as percentage of National Incomej |
|
| Notes: |
| 1. Social security expenditure is based on ILO standards. |
| 2. Old-age percentage figures are for the fiscal year, and the social security expenditure as percentage of National Income is for the fiscal year. |
| 3. The figures for Germany are of the former West Germany up to 1990, and the united Germany from 1991. |
Sources: |
| Old-age percentage figures: National Census, October 1 Yearly Population Estimates, Management and Coordination Agency Statistics Bureau "Demographic Yearbook" (UN,1970`1996) and "The Sex and Age Distribution of World Population:1996" (UN) for other countries. |
| National Income data from National Accounts, OECD, 1997. |
