Table 3: Summary of Data Structure and Changes Since Earlier Analyses

Table 3: Summary of Data Structure and Changes Since Earlier Analyses

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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