Table:
|  |  | Years Ended December 31, |  |
| --- | --- | --- | --- |
|  | 2019 | 2018 | 2017 |
| Product and service revenue recognized at point in time | $786,918 | $715,055 | $667,440 |
| Extended warranty and service contracts recognized over time | 2,030 | 3,837 | 3,572 |
| Total | $788,948 | $718,892 | $671,012 |
Paragraphs:
ADVANCED ENERGY INDUSTRIES, INC. NOTES TO CONSOLIDATED FINANCIAL STATEMENTS – (continued) (in thousands, except per share amounts) ADVANCED ENERGY INDUSTRIES, INC. NOTES TO CONSOLIDATED FINANCIAL STATEMENTS – (continued) (in thousands, except per share amounts)
The following table presents our net sales by extended warranty and service contracts recognized over time and our product and service revenue recognized at a point in time:
Question:
What was the change in Extended warranty and service contracts recognized over time between 2017 and 2018?
Answer: 3837-3572 = 265