5. Rent costs for several buildings located outside of the company's 6 main campus and used to manufacture secondary product lines totaled $7.2 million 6. Salaries associated with staff members in Watson's Human Resources and General Counsel departments totaled $5.9 million 7 7. The company's factory workers at the main plant average an annual salary of $55,000 per year, with fringe benefits costing the company 15 percent of salary per worker. There are 50 factory workers at the main plant. 8. Watson also employs a custodial staff of 15 employees at its main plant; these employees earn an average of $30,000 per year with fringe benefits costing the company on average 25 percent of labor costs for this group