Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
|  |  | Year Ended December 31, | Year Ended December 31, | Increase (Decrease) | Percent Increase (Decrease) |
| --- | --- | --- | --- | --- | --- |
|  |  | 2019 | 2018 | (In millions, except percentage changes) | (In millions, except percentage changes) |
|  |  | (In millions, except percentage changes) | (In millions, except percentage changes) |  |  |
| Aircraft fuel and related taxes |  | $7,526 | $8,053 | $(527) | (6.5) |
| Salaries, wages and benefits |  | 12,609 | 12,251 | 358 | 2.9 |
| Maintenance, materials and repairs |  | 2,380 | 2,050 | 330 | 16.1 |
| Other rent and landing fees |  | 2,055 | 1,900 | 155 | 8.2 |
| Aircraft rent |  | 1,326 | 1,264 | 62 | 4.9 |
| Selling expenses |  | 1,602 | 1,520 | 82 | 5.4 |
| Depreciation and amortization |  | 1,982 | 1,839 | 143 | 7.7 |
| Mainline operating special items, net |  | 635 | 787 | (152) | (19.4) |
| Other |  | 5,087 | 5,088 | (1) | — |
| Regional expenses: | Aircraft fuel and related taxes | 1,869 | 1,843 | 26 | 1.4 |
| Regional expenses: | Other | 5,632 | 5,290 | 342 | 6.5 |
| Regional expenses: | Total operating expenses | $42,703 | $41,885 | $818 | 2.0 |
Question:
How much did the cost of maintenance and repairs for American Airlines change between 2018 and 2019?
Answer:
330