pre_text: Note 8. Property, Plant and Equipment, net Property, plant and equipment, net as of December 31, 2019 and 2018 consisted of the following: (1) Useful lives for leasehold and building improvements represent the term of the lease or the estimated life of the related improvements, whichever is shorter. Depreciation expense from continuing operations was $12,548 and $12,643 for the years ended December 31, 2019 and 2018, respectively, of which $9,028 and $9,189, respectively, related to internal use software costs. Amounts capitalized to internal use software related to continuing operations for the years ended December 31, 2019 and 2018 were $3,800 and $6,690, respectively.
table: December 31
table: Useful life (in years) 2019 2018
table: Computer equipment and software 3-5 14,689 14,058
table: Furniture and equipment 5-7 2,766 3,732
table: Leasehold and building improvements (1) 7,201 7,450
table: Construction in progress - PPE 949 —
table: Property, plant, and equipment, excluding internal use software 25,605 25,240
table: Less: Accumulated depreciation and amortization (19,981) (17,884)
table: Property, plant and equipment, excluding internal use software, net 5,624 7,356
table: Internal use software 3 33,351 31,565
table: Construction in progress - Internal use software 2,973 903
table: Less: Accumulated depreciation and amortization, internal use software (25,853) (16,846)
table: Internal use software, net 10,471 15,622
table: Property, plant and equipment, net $16,095 $22,978
question: Analyse this data from a financial earnings document. What is the average value of computer equipment and software in both 2018 and 2019?