Estimate the average age of depreciable assets, the percentage of PP&E that has been used up, and the remaining useful life. How might an analyst use this information?

Excerpts from Note 7: Supplemental Balance Sheet Information (in millions) Property, Plant and Equipment, net Land Buildings Leasehold Improvements Store Equipment Roasting equipment Furniture, Fixtures and other Work in Progress Property, plant and equipment, gross Less accumulated depreciation and amortization property plant and equipment, net September 30, 2012 October 2, 2011 44.8 218.5 3,617.1 1,101.8 295.1 757.8 127.4 6,163.1 (3,808.1) 2355.0 46.2$ 225.2 3,957.6 1,251.0 322.8 836.2 264.1 6,903.1 $ 4,244.2) 2,658.9 S