27a. Participation level in employment-based retirement plans, by industry, 2015 (Wage-and-salary workers) 71.4% 55.5% 51.9% 51.1% 50.3% 44.7% 41.3% 33.7% 20.3% 46.3%
27b. Participation level in employment-based retirement plans in construction, by union status, 2015 (Production workers) 55.1% 31.2% 25.9%
27c. Participation level in employment-based retirement plans, selected construction occupations, 2015 (Wage-and-salary workers)
27d. Distribution of participants in single employer and multiemployer retirement savings plans in construction, 2014 4,420 2,722