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Interpolation of Passenger Kilometres by trip purpose.
| 2009 | |
|---|---|
| Companion / escort journey | 4,912,442,902 |
| Education | 2,294,831,660 |
| Entertainment / leisure / sports | 3,875,062,196 |
| Other | 5,507,218,474 |
| Personal business | 4,968,776,942 |
| Shopping | 10,147,549,168 |
| To eat or drink | 736,414,184 |
| Visit family / friends | 7,027,564,286 |
| Work | 21,336,198,042 |
| Total | 60,806,057,855 |
