| 2013 | 2016 | 2018 | 2019 | |
| Total Travel | Total Travel | Total Travel | Total Travel | |
| Pre-Tax Household Income | Market Shr | Market Shr | Market Shr | Market Shr |
| Lowest 20 percent | 8% | 8% | 8% | 8% |
| Second 20 percent | 11% | 11% | 12% | 12% |
| Third 20 percent | 16% | 14% | 17% | 15% |
| Fourth 20 percent | 22% | 21% | 23% | 21% |
| Highest 20 percent | 43% | 46% | 41% | 43% |
| Total | 100% | 100% | 100% | 100% |
| 2013 | 2016 | 2018 | 2019 | |
| Total Travel | Total Travel | Total Travel | Total Travel | |
| Pre-Tax Household Income | (in Mill $) | (in Mill $) | (in Mill $) | (in Mill $) |
| Lowest 20 percent | $44,911 | $50,623 | $57,310 | $65,843 |
| Second 20 percent | $67,391 | $72,839 | $91,869 | $91,785 |
| Third 20 percent | $92,166 | $92,715 | $125,416 | $121,095 |
| Fourth 20 percent | $131,274 | $135,822 | $171,983 | $170,115 |
| Highest 20 percent | $258,482 | $296,096 | $310,353 | $343,546 |
| Total | $594,224 | $648,095 | $756,931 | $792,386 |