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Traffic Volume Trends - Urban
Estimated Vehicle Miles (Millions) and Percent Change
from Same Period Previous Year (Include Preliminary Data for May 2002)

Year 2001
Urban Interstate%Urban Other Arterial%Other Urban%Total Urban%All Systems%
Jan30,582 3.2Jan70,266 2.5Jan28,705 2.4Jan129,553 2.7Jan208,821 2.5
Feb29,193 0.4Feb66,818 0.3Feb27,557 0.2Feb123,568 0.3Feb199,541 0.0
Mar33,259 -0.4Mar76,730 -0.9Mar31,419 -0.8Mar141,408 -0.8Mar231,162 -0.7
Q193,034 1.0Q1 213,814 0.6Q1 87,681 0.5Q1 394,529 0.7Q1 639,524 0.5
 
Apr33,363 2.4Apr75,222 0.9Apr31,437 1.5Apr140,022 1.4 Apr231,086 1.3
May35,071 0.8May78,724 0.4May32,775 0.3May146,570 0.5 May243,960 0.5
Jun34,637 -0.2Jun77,971 -1.1Jun32,063 -0.8Jun144,671 -0.8 Jun242,334 -0.4
Q2103,071 1.0Q2 231,917 0.1Q2 96,275 0.3Q2 431,263 0.3 Q2 717,381 0.5
1st Half196,1051.01st Half445,7310.31st Half183,9560.41st Half825,792 0.5 1st Half1,356,9040.5
 
Jul34,813 2.2Jul78,076 1.0Jul32,398 0.8Jul145,287 1.3Jul248,478 1.3
Aug35,298 1.0Aug80,447 0.7Aug33,044 1.5Aug148,789 1.0Aug251,263 1.3
Sep31,944 -1.8Sep71,454 -2.5Sep30,012 -1.1Sep133,410 -2.0Sep224,244 -1.5
Q3102,055 0.5Q3 229,977 -0.2Q3 95,454 0.4Q3 427,486 0.1Q3 723,985 0.4
3 Qs298,1600.83 Qs675,7080.13 Qs279,4100.43 Qs1,253,2780.43 Qs2,080,8900.5
 
Oct34,107 1.0Oct78,023 0.9Oct32,021 0.4Oct144,151 0.8Oct239,670 1.2
Nov33,222 2.3Nov75,351 1.1Nov30,954 2.8Nov139,527 1.8Nov229,222 2.8
Dec32,934 4.0Dec75,191 2.2Dec31,911 3.4Dec140,036 2.9Dec227,708 4.1
Q4100,263 2.4Q4 228,565 1.4Q4 94,886 2.2Q4 423,714 1.8Q4 696,600 2.7
2nd Half202,3181.42nd Half458,5420.62nd Half190,3401.32nd Half851,2001.02nd Half1,420,5851.5
 
Year398,4231.2Year904,2730.5Year374,2960.9Year1,676,9920.7Year2,777,4891.0

 

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