Table 3: Summary of Data Structure and Changes Since Earlier Analyses
Table 3: Summary of Data Structure and Changes Since Earlier Analyses
| Time series | Revisions | Latest month available as of May 2002 | Latest month available as of January 2003 |
|---|---|---|---|
| Late arrivals | None | Feb-02 | Oct-02 |
| Cancellations | None | Feb-02 | Oct-02 |
| Enplanements | Very minor | Dec-01 | Jun-02 |
| Air revenue passenger-miles | 01/99-12/99: minor changes | Dec-01 | Jun-02 |
| Rail revenue passenger-miles | None | Feb-02 | Nov-02 |