Table:
|  |  | Year ended December 31, |  |
| --- | --- | --- | --- |
|  | 2019 | 2018 | 2017 |
| Computer software | $97.3 | $94.5 | $84.0 |
| Other intangible assets | 59.3 | 57.2 | 67.8 |
| Deferred contract costs | 42.9 | 32.9 | 25.7 |
| Property and equipment | 36.7 | 32.4 | 29.0 |
| Total | $236.2 | $217.0 | $206.5 |
Paragraphs:
Depreciation and Amortization
Depreciation and amortization includes the following (in millions):
Computer software amortization for the year ended December 31, 2018 includes accelerated amortization of $1.7 million related to certain internally developed software. Deferred contract costs amortization for the years ended December 31, 2019, 2018 and 2017 includes accelerated amortization of $6.2 million, $3.4 million and $3.3 million, respectively.
Question:
Which years did Deferred contract costs exceed $30 million?
Answer: Because (2019:42.9),(2018:32.9), the answers are: 2019, 2018.