Table:
|  | 2019 | 2018 |
| --- | --- | --- |
| Raw materials | $577,545 | $579,377 |
| Work-in-process | 49,315 | 102,337 |
| Finished goods | 74,078 | 112,632 |
| Total inventories, net | $700,938 | $794,346 |
Paragraphs:
2. Inventories
Inventories as of September 28, 2019 and September 29, 2018 consisted of the following (in thousands):
In certain circumstances, per contractual terms, customer deposits are received by the Company to offset obsolete and excess inventory risks. The total amount of customer deposits related to inventory and included within current liabilities on the accompanying Consolidated Balance Sheets as of September 28, 2019 and September 29, 2018 was $136.5 million and $87.7 million, respectively.
In fiscal 2019, the Company adopted and applied Topic 606 to all contracts using the modified retrospective method of adoption. The prior year comparative information has not been restated and continues to be reported under the accounting standards in effect for fiscal 2018. Refer to Note 15, "Revenue from Contracts with Customers," for further information.
Question:
What was the percentage change in the work-in-process between 2018 and 2019?
Answer: (49315-102337)/102337 = -51.81