Below are the categories of monthly contribution rates and the amounts. Employed - Over 16 not yet 60Employees: 3.5% of wages Employers: 3.5% of wages Employed - 60 but not yet 70Employees: 2.5% of wages Employers: 0% of wages Employed - Aged 70 and overEmployees: 0% of wages Employers: 0% of wages Self-Employed - Aged 16 but not yet 605% of earnings Self-Employed - Aged 60 but not yet 702.5% of earnings Self-Employed - Aged 70 and over0% of earnings Employed - Less than $400 monthlyEmployees: 0% of wages Employers: 7% of wages Employed - Less than $100 weeklyEmployees: 0% of wages Employers: 7% of wages