Bureau of Transportation Statistics (BTS)
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Table E2
Forecasts and Forecast Errors for Rail RPM

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  Rail PM Forecasts of Rail PM before 9-11-01 Forecast error Absolute percent error
Mar-01 448,912,584      
Apr-01 455,496,342      
May-01 462,376,555      
Jun-01 528,690,495      
Jul-01 564,037,290      
Aug-01 562,266,005      
Sep-01 446,266,947 442,469,757.7 -3,797,189.3 0.85%
Oct-01 452,095,235 463,447,212.3 11,351,977.3 2.51%
Nov-01 446,094,295 448,090,467.1 1,996,172.1 0.45%
Dec-01 479,188,434 472,451,381.9 -6,737,052.1 1.41%
Jan-02 398,440,459 392,260,011.5 -6,180,447.5 1.55%
Feb-02 397,948,828 379,067,383.2 -18,881,444.8 4.74%
Mar-02 461,087,451 462,607,735.6 1,520,284.6 0.33%
Apr-02 453,147,413 472,183,198.8 19,035,785.8 4.20%
May-02 461,648,459 478,159,689.2 16,511,230.2 3.58%


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