Did Total Receivables, Total Inventory, Depreciation, Amortization, & Depletion, Property, Plant, & Equipment go up or down over time? What does this trend potentially mean? Is this company performing better with respect to this item in the past? Is this company performing better than its competitors with respect to this line item? Is there any connection between receivables and inventory? Is there any connection between PPE and depreciation?

Total Inventory Installed Building | Total Products Receivables Depreciation, Property, Plant, Amortization, & | & Equipment Depletion 2018 214.1 61.2 25.4 90.1 2017 180.7 48.3 26.9 81.1 2016 128.5 40.2 11.3 67.8 2015 103.2 29.3 6.3 57.6 2014 72.3 24.0 2.8 39.4