Example: Calculate PPE turnover, average useful life and percent used up for Lowes Companies Inc. (fiscal year end of February). Compare the ratios with those of Home Depot, which has PPE turnover of 3.9; average useful life of 16.3 years; and percent used up of 56%

$ million	2018	2017	2016
Revenue	$68,619	$65,017	$59,074
Depreciation expense	1,540	1,590	1,587
Gross PPE	36,940	36,918	35,913
Accumulated depreciation	(17,219)	(16,969)	(16,336)
Net PPE	19,721	19,949	19,577
Footnote data
Land	7,414	7,329	7,086
Building	18,521	18,147	17,451
Machinery	10,475	10,978	10,863
Construction in progress	530	464	513
PPE turnover
Average useful life
Percent used up