| Characteristic | Variation in percentage |
|---|---|
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
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Region
Worldwide
Survey time period
2005 - 2017
Supplementary notes
* The figure for 2016 is an estimate and 2017 is a forecast. Data based on revenue passenger-kilometers.
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