Ellen's Antiques reported the following in its December 31, 2016, balance sheet:

Equipment	$3,030,000
Accumulated depreciationequipment	$2,272,500

In a disclosure note, Ellen's indicates that it uses straight-line depreciation over six years and estimates salvage value at 10% of cost.

Required:

Compute the average age of Ellen's equipment at 12/31/2015.