Dennis is a self-employed hair stylist who operates a salon in his home. The taxes and interest allocated to the business amount to $5,000; maintenance and utilities allocated to the business total $2,100, and depreciation allocated to the business use of the home equals $3,000 for the current tax year. If Dennis' gross billings after deducting supplies for his business are $5,800 for the current tax year, calculate his allowable deductions for the home office.