Table:
|  | February 28, |  |
| --- | --- | --- |
|  | 2019 | 2018 |
| Leasehold improvements | $3,522 | $3,157 |
| LoJack system components and law enforcement |  |  |
| tracking units | 20,326 | 20,558 |
| Plant equipment and tooling | 13,078 | 16,842 |
| Office equipment, computers and furniture | 11,553 | 14,206 |
| Software | 31,349 | 31,427 |
|  | 79,828 | 86,190 |
| Less accumulated depreciation and amortization | (58,641) | (69,585) |
|  | 21,187 | 16,605 |
| Fixed assets not yet in service | 5,836 | 4,657 |
|  | $27,023 | $21,262 |
Paragraphs:
NOTE 7 – PROPERTY AND EQUIPMENT
Property and equipment consist of the following (in thousands):
Depreciation expense was $8.6 million, $8.0 million, and $8.4 million in fiscal years ended February 28, 2019, 2018 and 2017, respectively.
Fixed assets not yet in service consist primarily of capitalized internal-use software and certain tooling and other equipment that have not been placed into service.
Question:
What was the change in fixed assets not yet in service from 2018 to 2019?