Figure 9,,,,,,,,,, Air Revenue Passenger Miles (billions),,,,,,,,,, Month,Air RPM (billions),Air RPM,,,,,,,, Jan-90,35.15,35153577,,,,,,,, Feb-90,32.97,32965187,,,,,,,, Mar-90,39.99,39993913,,,,,,,, Apr-90,37.98,37981886,,,,,,,, May-90,38.42,38419672,,,,,,,, Jun-90,42.82,42819023,,,,,,,, Jul-90,45.77,45770315,,,,,,,, Aug-90,48.76,48763670,,,,,,,, Sep-90,38.17,38173223,,,,,,,, Oct-90,39.05,39051877,,,,,,,, Nov-90,35.70,35699216,,,,,,,, Dec-90,37.44,37444088,,,,,,,, Jan-91,34.85,34848290,,,,,,,, Feb-91,29.67,29672427,, Mar-91,36.20,36202993,, Apr-91,37.15,37146602,, May-91,38.87,38869421,, Jun-91,42.20,42199760,, Jul-91,45.38,45384965,, Aug-91,48.16,48164550,, Sep-91,38.48,38481957,, Oct-91,39.06,39062110,, Nov-91,34.69,34688141,, Dec-91,38.58,38575165,, Jan-92,35.27,35265807,, Feb-92,33.87,33868884,, Mar-92,39.72,39724539,, Apr-92,37.29,37294373,, May-92,39.73,39728367,, Jun-92,45.75,45754460,, Jul-92,50.81,50807813,, Aug-92,53.22,53219046,, Sep-92,41.56,41564915,, Oct-92,40.58,40578092,, Nov-92,36.86,36863415,, Dec-92,39.05,39045016,, Jan-93,37.91,37911556,, Feb-93,34.90,34902869,, Mar-93,42.06,42058882,, Apr-93,40.81,40814097,, May-93,42.13,42133943,, Jun-93,44.68,44679864,, Jul-93,48.62,48622037,, Aug-93,50.45,50451675,, Sep-93,41.68,41677832,, Oct-93,43.26,43264475,, Nov-93,38.87,38868799,, Dec-93,40.61,40610043,, Jan-94,38.86,38863562,, Feb-94,36.07,36068535,, Mar-94,45.43,45433842,, Apr-94,42.42,42418163,, May-94,44.30,44297210,, Jun-94,48.17,48169096,, Jul-94,52.41,52410979,, Aug-94,53.24,53235052,, Sep-94,44.68,44677623,, Oct-94,45.85,45845403,, Nov-94,42.23,42230318,, Dec-94,43.87,43868116,, Jan-95,42.05,42050940,, Feb-95,38.58,38580784,, Mar-95,47.39,47390145,, Apr-95,45.43,45427499,, May-95,45.92,45915722,, Jun-95,49.99,49992583,, Jul-95,53.35,53345749,, Aug-95,54.78,54776466,, Sep-95,45.59,45589237,, Oct-95,46.99,46993036,, Nov-95,43.70,43703386,, Dec-95,45.02,45015358,, Jan-96,42.73,42734234,, Feb-96,43.06,43056589,, Mar-96,51.65,51646570,, Apr-96,48.06,48063492,, May-96,49.81,49808809,, Jun-96,53.77,53774378,, Jul-96,56.58,56576582,, Aug-96,58.71,58714135,, Sep-96,47.86,47857913,, Oct-96,49.87,49873317,, Nov-96,44.70,44696485,, Dec-96,49.36,49361193,, Jan-97,46.69,46692784,, Feb-97,43.76,43761932,, Mar-97,54.76,54755166,, Apr-97,50.18,50182894,, May-97,51.98,51979543,, Jun-97,55.46,55462027,, Jul-97,58.77,58771317,, Aug-97,60.50,60496856,, Sep-97,50.08,50076953,, Oct-97,51.85,51846329,, Nov-97,47.74,47743798,, Dec-97,50.41,50414361,, Jan-98,47.29,47290992,, Feb-98,44.64,44641209,, Mar-98,54.45,54453961,, Apr-98,53.04,53044174,, May-98,54.30,54302581,, Jun-98,57.34,57335447,, Jul-98,59.44,59441840,, Aug-98,60.81,60813085,, Sep-98,49.56,49560508,, Oct-98,53.46,53463147,, Nov-98,49.56,49561082,, Dec-98,51.02,51024977,, Jan-99,48.86,48861094,, Feb-99,46.16,46158194,, Mar-99,57.76,57761057,, Apr-99,54.97,54968382,, May-99,55.47,55469960,, Jun-99,59.92,59918608,, Jul-99,64.40,64397523,, Aug-99,63.75,63752132,, Sep-99,53.73,53733696,, Oct-99,57.41,57407208,, Nov-99,53.87,53866781,, Dec-99,52.33,52331272,, Jan-00,49.75,49745428,, Feb-00,49.88,49876910,, Mar-00,61.38,61378569,, Apr-00,58.98,58981617,, May-00,61.17,61165486,, Jun-00,65.52,65524091,,,,,,, Jul-00,67.88,67883256,,,,,,, Aug-00,66.92,66924512,,,,,,, Sep-00,56.44,56441629,,,,,,, Oct-00,58.83,58834210,,,,,,, Nov-00,56.28,56283261,,,,,,, Dec-00,55.38,55380280,,,,,,, Jan-01,53.13,53129922,,,,,,, Feb-01,49.99,49992995,,,,,,, Mar-01,62.32,62323049,,,,,,, Apr-01,59.80,59801562,,,,,,, May-01,60.25,60246477,,,,,,, Jun-01,64.99,64987625,,,,,,, Jul-01,68.57,68573410,,,,,,, Aug-01,69.00,69003617,,,,,,, Sep-01,39.11,39106905,,,,,,, Oct-01,44.27,44271037,,,,,,, Nov-01,45.25,45245063,,,,,,, Dec-01,48.17,48167518,,,,,,, Jan-02,46.59,46587818,,,,,,, Feb-02,45.16,45157533,,,,,,, Mar-02,57.42,57423155,,,,,,, Apr-02,53.01,53013066,,,,,,, May-02,55.66,55663570,,,,,,, Jun-02,60.22,60224150,,,,,,, Jul-02,62.57,62570110,,,,,,, Aug-02,62.88,62881793,,,,,,, Sep-02,48.93,48925997,,,,,,, Oct-02,52.78,52779975,,,,,,, Nov-02,48.90,48902677,,,,,,, Dec-02,55.36,55355434,,,,,,, Jan-03,50.60,50602700,,,,,,, Feb-03,46.46,46455943,,,,,,, Mar-03,56.03,56033121,,,,,,, Apr-03,51.15,51146721,,,,,,, May-03,53.59,53591384,,,,,,, Jun-03,59.43,59426357,,,,,,, Jul-03,65.04,65041408,,,,,,, Aug-03,64.10,64095456,,,,,,, Sep-03,51.35,51347366,,,,,,, Oct-03,55.81,55810667,,,,,,, Nov-03,53.25,53249129,,,,,,, Dec-03,57.80,57795908,,,,,,, Jan-04,53.45,53447972,,,,,,, Feb-04,52.61,52608801,,,,,,, Mar-04,63.60,63600019,,,,,,, Apr-04,61.89,61887720,,,,,,, May-04,62.07,62074299,,,,,,, Jun-04,67.83,67833476,,,,,,, "SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, Office of Airline Information, Air Carrier Traffic Statistics (Monthly T-100).",,,,,,,,, ,,,,,,,,, ,,,,,,,,, ,,,,,,,,, ,,,,,,,,, ,,,,,,,,, ,,,,,,,,, ,,,,,,,,, ,,,,,,,,, ,,,,,,,,, ,,,,,,,,, ,,,,,,,,, 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