National Airspace System: Summary of Flight Delay Trends for 34 Airports in the Continental United States (GAO-10-543SP, May 26, 2010), an E-supplement to GAO-10-542

Detroit Metro Wayne County (DTW) Arrival Data

Year Annual arrivals
(in thousands)		 Percent change
in annual arrivals		 Percent of annual
arrivals that were
delayed		 Percentage point
change in annual
arrivals that were
delayed		 Average delay per
delayed arrival
(in minutes)
2000 154 -- 18.3 -- 55.8
2001 149 -3.4 15.0 -3.3 50.3
2002 143 -4.2 14.7 -0.2 50.2
2003 145 1.4 13.9 -0.8 46.1
2004 149 2.7 17.3 3.4 47.9
2005 138 -7.1 20.4 3.0 52.4
2006 144 4.0 22.0 1.6 51.6
2007 183 27.1 24.3 2.3 55.6
2008 169 -7.3 18.8 -5.5 57.3
2009 160 -5.5 17.5 -1.2 51.9

Source: GAO analysis of FAA's ASPM data
Note: The percent change in arrivals and the change in percentage points of arrivals that were delayed may not compute due to rounding

Bar and line plot of Year

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