TABLE 3 Borderplex Transportation Historical and Forecast Data,,, Year,Actual data,Structural model forecast,Random walk Domestic Passenger Air Arrivals (thousands),,, 1998,"1,590.138","1,627.3","1,600.5" 1999,"1,631.010","1,677.7","1,600.5" 2000,"1,611.738","1,729.6","1,600.5" 1999,"1,631.010","1,630.9","1,607.1" 2000,"1,611.738","1,654.9","1,607.1" 2001,"1,516.602","1,679.8","1,607.1" 2000,"1,611.738","1,664.2","1,631.0" 2001,"1,516.602","1,701.5","1,631.0" 2002,"1,414.823","1,743.5","1,631.0" 2001,"1,516.602","1,573.2","1,611.7" 2002,"1,414.823","1,560.4","1,611.7" 2003,"1,443.058","1,581.0","1,611.7" 2002,"1,414.823","1,451.1","1,451.1" 2003,"1,443.058","1,476.0","1,451.1" 2003,"1,443.058","1,413.2","1,414.8" Inbound Air Freight (thousand tons),,, 1998,47.396,41.475,39.273 1999,55.600,44.802,39.273 2000,55.204,48.565,39.273 1999,55.600,44.237,40.317 2000,55.204,48.800,40.317 2001,46.013,53.467,40.317 2000,55.204,58.673,56.131 2001,46.013,63.098,56.131 2002,51.637,67.427,56.131 2001,46.013,48.556,54.958 2002,51.637,47.683,54.958 2003,45.366,50.941,54.958 2002,51.637,52.066,46.013 2003,45.366,54.573,46.013 2003,45.366,46.854,51.637 Bridge of the Americas Northbound Light Vehicle Traffic (millions),,, 1998,7.553,7.870,7.421 1999,8.196,8.048,7.421 2000,8.168,8.229,7.421 1999,8.196,8.090,7.942 2000,8.168,8.209,7.942 2001,7.295,8.327,7.942 2000,8.168,8.276,8.196 2001,7.295,8.394,8.196 2002,4.708,8.534,8.196 2001,7.295,7.723,8.168 2002,4.708,7.800,8.168 2003,4.680,7.889,8.168 2002,4.708,4.655,7.295 2003,4.680,4.771,7.295 2003,4.680,4.820,3.658 Ysleta-Zaragoza Bridge Northbound Cargo Vehicles (millions),,, 1998,0.294,0.327,0.289 1999,0.329,0.368,0.289 2000,0.365,0.411,0.289 1999,0.329,0.345,0.314 2000,0.365,0.374,0.314 2001,0.331,0.403,0.314 2000,0.365,0.356,0.329 2001,0.331,0.379,0.329 2002,0.329,0.400,0.329 2001,0.331,0.367,0.365 2002,0.329,0.369,0.365 2003,0.311,0.372,0.365 2002,0.329,0.319,0.331 2003,0.311,0.326,0.331 2003,0.311,0.319,0.329