| Year | Operations | Late Arrivals | Late Departures | Cancelled | Diverted | Percent On-Time Arrivals | Percent Late Arrivals | Percent Late Departures | Percent Cancelled | Percent Diverted |
|---|---|---|---|---|---|---|---|---|---|---|
| 1995 | 2,234,163 | 426,324 | 331,719 | 43,825 | 4,399 | 78.76 | 19.08 | 14.85 | 1.96 | 0.20 |
| 1996 | 2,201,988 | 502,607 | 406,704 | 65,671 | 5,975 | 73.92 | 22.83 | 18.47 | 2.98 | 0.27 |
| 1997 | 2,240,420 | 463,971 | 366,146 | 47,335 | 4,911 | 76.96 | 20.71 | 16.34 | 2.11 | 0.22 |
| 1998 | 2,216,473 | 463,011 | 365,440 | 50,556 | 5,380 | 76.59 | 20.89 | 16.49 | 2.28 | 0.24 |
| 1999 | 2,250,382 | 476,034 | 386,926 | 74,265 | 6,105 | 75.28 | 21.15 | 17.19 | 3.30 | 0.27 |
| 2000 | 2,340,092 | 500,379 | 408,685 | 78,095 | 5,770 | 75.03 | 21.38 | 17.46 | 3.34 | 0.25 |
| 2001 | 2,583,010 | 515,657 | 434,022 | 76,081 | 5,101 | 76.89 | 19.96 | 16.80 | 2.95 | 0.20 |
| 2002 | 2,171,954 | 364,252 | 293,507 | 26,612 | 2,947 | 81.87 | 16.77 | 13.51 | 1.23 | 0.14 |
| 2003 | 2,672,742 | 403,833 | 320,031 | 48,543 | 4,332 | 82.91 | 15.11 | 11.97 | 1.82 | 0.16 |
| 2004 | 2,916,702 | 561,557 | 450,041 | 49,561 | 4,925 | 78.88 | 19.25 | 15.43 | 1.70 | 0.17 |
| 2005 | 2,967,090 | 570,353 | 488,448 | 58,167 | 5,219 | 78.64 | 19.22 | 16.46 | 1.96 | 0.18 |
NOTE: The number of reporting carriers has varied as follows:
1995: 10
1996: 10
1997: 10
1998: 10
1999: 10
2000: 11
2001: 12
2002: 10
2003: 18
2004: 19
2005: 20
SOURCE: Bureau of Transportation Statistics, Airline On-Time Data