(Millions)
Excel | CSV | Graphic Version
| Date | De-seasonalized | Actual |
|---|---|---|
| Jan-99 | 54.347704 | 47.831934 |
| Feb-99 | 54.283221 | 46.891021 |
| Mar-99 | 54.296768 | 57.596914 |
| Apr-99 | 54.789466 | 55.614829 |
| May-99 | 54.039672 | 55.714159 |
| Jun-99 | 54.752316 | 59.050090 |
| Jul-99 | 55.674763 | 62.646634 |
| Aug-99 | 55.514252 | 61.010854 |
| Sep-99 | 56.214664 | 51.821993 |
| Oct-99 | 56.792336 | 56.843256 |
| Nov-99 | 57.156509 | 54.807563 |
| Dec-99 | 55.389053 | 52.978477 |
| Jan-00 | 54.847214 | 48.192279 |
| Feb-00 | 56.401734 | 50.309860 |
| Mar-00 | 57.652662 | 60.898713 |
| Apr-00 | 57.123080 | 57.869166 |
| May-00 | 58.499815 | 60.271571 |
| Jun-00 | 58.013693 | 63.290596 |
| Jul-00 | 57.931634 | 64.764785 |
| Aug-00 | 57.944005 | 63.474393 |
| Sep-00 | 58.933488 | 53.967989 |
| Oct-00 | 58.456564 | 58.417830 |
| Nov-00 | 58.851537 | 56.713029 |
| Dec-00 | 57.316333 | 54.326067 |
| Jan-01 | 57.881267 | 51.338126 |
| Feb-01 | 57.270908 | 49.764935 |
| Mar-01 | 57.539763 | 61.122956 |
| Apr-01 | 57.671306 | 58.443773 |
| May-01 | 56.787317 | 58.813301 |
| Jun-01 | 56.686542 | 61.840722 |
| Jul-01 | 57.397208 | 64.790104 |
| Aug-01 | 59.697621 | 65.383388 |
| Sep-01 | 41.719745 | 35.817879 |
| Oct-01 | 45.742626 | 45.316301 |
| Nov-01 | 47.453869 | 46.030011 |
| Dec-01 | 50.156561 | 46.966550 |
| Jan-02 | 50.810778 | 44.684864 |
| Feb-02 | 51.891239 | 44.303985 |
| Mar-02 | 51.546902 | 55.715925 |
| Apr-02 | 51.979799 | 52.015969 |
| May-02 | 52.088885 | 53.992822 |
| Jun-02 | 51.633094 | 56.686334 |
| Jul-02 | 51.908933 | 59.254222 |
| Aug-02 | 53.280757 | 59.464904 |
| Sep-02 | 52.867595 | 46.531925 |
| Oct-02 | 54.860794 | 54.607827 |
| Nov-02 | 55.390053 | 51.040508 |
| Dec-02 | 56.722547 | 56.568936 |
| Jan-03 | 55.585382 | 49.574734 |
| Feb-03 | 54.691744 | 47.058238 |
| Mar-03 | 53.662108 | 56.841769 |
| Apr-03 | 52.640470 | 53.039164 |
| May-03 | 53.403198 | 55.412745 |
| Jun-03 | 54.303002 | 59.428402 |
| Jul-03 | 56.132477 | 63.882573 |
| Aug-03 | 55.913234 | 62.176201 |
| Sep-03 | 57.139010 | 50.561139 |
| Oct-03 | 56.739020 | 56.510348 |
| Nov-03 | 57.554900 | 53.459214 |
| Dec-03 | 57.525461 | 56.843945 |
| Jan-04 | 56.367649 | 50.611613 |
| Feb-04 | 58.326524 | 51.759121 |
| Mar-04 | 58.633257 | 61.782990 |
| Apr-04 | 59.806504 | 60.691662 |
| May-04 | 59.206561 | 60.600293 |
| Jun-04 | 60.416343 | 65.360812 |
| Jul-04 | 60.680122 | 68.881935 |
| Aug-04 | 60.510303 | 66.385777 |
| Sep-04 | 60.891006 | 54.600451 |
| Oct-04 | 61.626546 | 61.366935 |
| Nov-04 | 61.477392 | 58.633133 |
| Dec-04 | 61.537399 | 60.275076 |
| Jan-05 | 62.036177 | 55.683480 |
| Feb-05 | 61.847147 | 53.990079 |
| Mar-05 | 63.479737 | 67.711333 |
| Apr-05 | 63.241464 | 62.967731 |
| May-05 | 64.052639 | 65.696281 |
| Jun-05 | 63.706137 | 68.681799 |
| Jul-05 | 63.696949 | 71.701132 |
Note: These graphs present both actual data, and data that have been seasonally adjusted in order to clarify the trends over time. The data cited in the text represent actual (unadjusted) values.
Source: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, Nov. 21, 2005.