How should I calculate my social security contributions from 1989 to 2008?

1, the contribution base: between 1989 and 2008, it is generally determined according to the local average wage standard. The contribution base is used to calculate the basis of the amount of social security contributions, generally the higher the higher the amount of contributions.

2. Contribution ratios: Between 1989 and 2008, social security contribution ratios varied. The contribution rate for pension insurance is 8%, for medical insurance is 2%, and for unemployment insurance is 0.5%.

3. Years of contribution: The years of social security contribution refers to the total number of years an individual has paid social security contributions within a certain period of time. between 1989 and 2008, the calculation of years of social security contribution was different from the current one, which is generally based on the cumulative number of months of contribution.