1980 | 1990 | 2000 |
---|---|---|
Construction laborers | Miscellaneous agricultural workers | Miscellaneous agricultural workers |
Miscellaneous agricultural workers | Chefs and head cooks | Production workers all other |
Chefs and head cooks | Construction laborers | Construction laborers |
Grounds maintenance workers | Grounds maintenance workers | Electrical electronics and electromechanical assemblers |
Carpenters | Production workers all other | Chefs and head cooks |
Dishwashers | Electrical electronics and electromechanical assemblers | Rail-track laying and maintenance equipment operators |
Painters, construction, and maintenance | Dishwashers | Welding, soldering, and brazing workers |
Production workers all other | Counter attendants, cafeteria food concession, and coffee shop | Dishwashers |
Electrical electronics and electromechanical assemblers | Carpenters | Grounds maintenance workers |
Drywall installers, ceiling tile installers, and tapers | Janitors and building cleaners | Carpenters |
Roofers | Rail-track laying and maintenance equipment operators | Counter attendants, cafeteria food concession, and coffee shop |
Carpet floor and tile installers | Painters, construction, and maintenance | First-line supervisors/managers of production and operating workers |
Janitors and building cleaners | Sewing machine operators | Sewing machine operators |
Counter attendants, cafeteria food concession, and coffee shop | Roofers | Grinding, lapping, polishing, and buffing machine tool setters, operators, and tenders |
Rail-track laying and maintenance equipment operators | Drywall installers, ceiling tile installers, and tapers | Industrial truck and tractor operators |
Rail-track laying and maintenance equipment operators | Waiters and waitresses | Packers and packagers, hand |
Metalworkers and plastic workers all other | Driver/sales workers and truck drivers | Painters, construction, and maintenance |
Waiters and waitresses | Rail-track laying and maintenance equipment operators | Driver/sales workers and truck drivers |
Automotive service technicians and mechanics | Driver/sales workers and truck drivers | Janitors and building cleaners |