Table:
|  |  | Year ended December 31, |  |
| --- | --- | --- | --- |
|  | 2019 | 2018 | 2017 |
| Revenues |  |  |  |
| Subscriptions | $817,811 | $612,888 | $465,254 |
| Other | 85,047 | 60,736 | 38,363 |
| Total revenues | 902,858 | 673,624 | 503,617 |
| Cost of revenues |  |  |  |
| Subscriptions | 160,320 | 109,454 | 89,193 |
| Other | 70,723 | 47,675 | 32,078 |
| Total cost of revenues | 231,043 | 157,129 | 121,271 |
| Gross profit | 671,815 | 516,495 | 382,346 |
| Operating expenses |  |  |  |
| Research and development | 136,363 | 101,042 | 75,148 |
| Sales and marketing | 439,100 | 329,116 | 240,223 |
| General and administrative | 142,027 | 102,773 | 72,313 |
| Total operating expenses | 717,490 | 532,931 | 387,684 |
| Loss from operations | (45,675) | (16,436) | (5,338) |
| Other income (expense), net |  |  |  |
| Interest expense | (20,512) | (16,102) | (99) |
| Other income, net | 9,247 | 6,475 | 1,491 |
| Other income (expense), net | (11,265) | (9,627) | 1,392 |
| Loss before income taxes | (56,940) | (26,063) | (3,946) |
| Provision for (benefit from) income taxes | (3,333) | 140 | 258 |
| Net loss | $(53,607) | $(26,203) | $(4,204) |
Paragraphs:
Results of Operations
The following tables set forth selected consolidated statements of operations data and such data as a percentage of total revenues. The historical results presented below are not necessarily indicative of the results that may be expected for any future period (in thousands):
Question:
What is the average other cost between 2017 to 2019?
Answer: (70723 + 47675 + 32078)/3  = 50158.67