A company has 15 employees with the following monthly salaries:

• Employee 1: $4,000
• Employee 2: $4,500
• Employee 3: $5,000
• Employee 4: $5,500
• Employee 5: $6,000
• Employee 6: $3,500
• Employee 7: $4,200
• Employee 8: $6,200
• Employee 9: $4,800
• Employee 10: $5,600
• Employee 11: $3,800
• Employee 12: $4,900
• Employee 13: $5,700
• Employee 14: $4,300
• Employee 15: $6,500 Calculate the total monthly payroll expense for the company.