pre_text: 4. PROPERTY AND EQUIPMENT, NET: Property and equipment at September 2019 and September 2018 consisted of the following:
table: 2019 2018
table: Land $773,068 $773,068
table: Buildings and improvements 12,574,893 12,206,908
table: Warehouse equipment 15,011,605 13,424,236
table: Furniture, fixtures and leasehold improvements 13,155,606 12,018,984
table: Vehicles 3,687,901 3,229,551
table: Construction in progress 617,881 743,278
table: 45,820,954 42,396,025
table: Less accumulated depreciation and amortization: (28,165,539) (26,627,541)
table: Owned property and equipment $ 17,655,415 $ 15,768,484
question: Analyse this data from a financial earnings document. What is the percentage change in the company's net owned property and equipment between September 2018 and September 2019?