Table:
|  | Fair Value | Useful Life |
| --- | --- | --- |
|  | (U.S. $ in thousands) | (years) |
| Developed technology | $34,600 | 5 |
| Customer relationships | 16,900 | 7 |
| Backlog | 1,400 | 3 |
| Total intangible assets subject to amortization | $52,900 |  |
Paragraphs:
The following table sets forth the components of identifiable intangible assets acquired and their estimated useful lives as of the date of acquisition.
The amount recorded for developed technology represents the estimated fair value of AgileCraft’s enterprise agile planning technology. The amount recorded for customer relationships represents the fair value of the underlying relationships with AgileCraft’s customers. The amount recorded for backlog represents the fair value of AgileCraft’s backlog as of acquisition date.
Question:
What is the useful life of  Developed technology in years?
Answer: 5