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:
|  | 2018 | 2017 | 2016 (a) | 2015 | 2014 |
| --- | --- | --- | --- | --- | --- |
| West Coast (b) | 23% | 24% | 30% | 31% | 31% |
| Transcon/midcon | 46% | 45% | 30% | 27% | 25% |
| Hawaii and Costa Rica | 15% | 15% | 19% | 20% | 20% |
| Alaska | 11% | 11% | 15% | 16% | 16% |
| Mexico | 5% | 5% | 6% | 6% | 7% |
| Canada | —% | —% | —% | —% | 1% |
| Total | 100% | 100% | 100% | 100% | 100% |
| Average Stage Length (miles) | 1,298 | 1,301 | 1,225 | 1,195 | 1,182 |
Question:
What is the Mainline average stage length in 2018 for Alaska Airline?
Answer:
1,298