Traffic Volume Trends - Rural
Estimated Vehicle Miles (Millions) and Percent Change for 1997
Year 1997
| Rural Interstate | % | Rural Other Arterial | % | Other Rural | % | Total Rural | % | All Systems | % |
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| Jan | 16,442 | | 2.1 | Jan | 27,167 | | 4.3 | Jan | 26,661 | | 5.8 | Jan | 70,270 | | 4.3 | Jan | 190,126 | | 3.5 |
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| Feb | 16,130 | | 3.2 | Feb | 26,779 | | 4.6 | Feb | 25,921 | | 8.3 | Feb | 68,829 | | 5.6 | Feb | 183,951 | | 4.0 |
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| Mar | 19,601 | | 4.6 | Mar | 31,450 | | 4.2 | Mar | 30,052 | | 6.1 | Mar | 81,104 | | 5.0 | Mar | 211,952 | | 3.7 |
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| Q1 | 52,173 | | 3.3 | Q1 | 85,396 | | 4.4 | Q1 | 82,634 | | 6.7 | Q1 | 220,204 | | 5.0 | Q1 | 586,029 | | 3.7 |
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| |
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| Apr | 19,718 | | 4.5 | Apr | 31,127 | | 1.1 | Apr | 30,286 | | 4.8 | Apr | 81,131 | | 3.3 | Apr | 211,290 | | 2.8 |
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| May | 21,360 | | 5.1 | May | 34,919 | | 3.3 | May | 33,038 | | 5.1 | May | 89,318 | | 4.4 | May | 226,082 | | 3.2 |
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| Jun | 21,133 | | 1.2 | Jun | 34,903 | | 2.7 | Jun | 32,392 | | 3.4 | Jun | 88,428 | | 2.6 | Jun | 222,254 | | 3.0 |
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| Q2 | 62,212 | | 3.5 | Q2 | 100,950 | | 2.4 | Q2 | 95,716 | | 4.4 | Q2 | 258,877 | | 3.4 | Q2 | 659,627 | | 3.0 |
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| 1st Half | 114,384 | 3.4 | 1st Half | 186,346 | 3.3 | 1st Half | 178,351 | 5.4 | 1st Half | 479,081 | 4.1 | 1st Half | 1,245,656 | 3.3 |
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| |
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| Jul | 23,023 | | 2.2 | Jul | 38,815 | | 6.9 | Jul | 34,582 | | 5.8 | Jul | 96,420 | | 5.3 | Jul | 236,713 | | 5.0 |
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| Aug | 23,297 | | 1.6 | Aug | 37,636 | | 2.1 | Aug | 34,164 | | 3.8 | Aug | 95,096 | | 2.5 | Aug | 233,496 | | 1.8 |
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| Sep | 19,761 | | 1.9 | Sep | 33,414 | | 2.9 | Sep | 31,111 | | 4.7 | Sep | 84,285 | | 3.3 | Sep | 213,547 | | 2.7 |
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| Q3 | 66,081 | | 1.9 | Q3 | 109,864 | | 4.0 | Q3 | 99,857 | | 4.8 | Q3 | 275,802 | | 3.7 | Q3 | 683,756 | | 3.2 |
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| 3 Qs | 180,465 | 2.9 | 3 Qs | 296,211 | 3.6 | 3 Qs | 278,207 | 5.2 | 3 Qs | 754,883 | 4.0 | 3 Qs | 1,929,412 | 3.3 |
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| Oct | 20,748 | | 4.0 | Oct | 34,175 | | 2.6 | Oct | 32,138 | | 4.0 | Oct | 87,061 | | 3.5 | Oct | 221,219 | | 2.4 |
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| Nov | 19,457 | | 5.2 | Nov | 30,617 | | 2.4 | Nov | 28,781 | | 4.1 | Nov | 78,855 | | 3.7 | Nov | 202,422 | | 1.2 |
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| Dec | 19,451 | | 4.1 | Dec | 30,479 | | 3.0 | Dec | 29,192 | | 6.1 | Dec | 79,123 | | 4.4 | Dec | 207,322 | | 2.8 |
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| Q4 | 59,656 | | 4.4 | Q4 | 95,271 | | 2.6 | Q4 | 90,112 | | 4.7 | Q4 | 245,039 | | 3.8 | Q4 | 630,963 | | 2.2 |
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| 2nd Half | 125,737 | 3.1 | 2nd Half | 205,136 | 3.4 | 2nd Half | 189,968 | 4.7 | 2nd Half | 520,841 | 3.8 | 2nd Half | 1,314,719 | 2.7 |
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| Year | 240,121 | 3.2 | Year | 391,482 | 3.3 | Year | 368,319 | 5.1 | Year | 999,922 | 3.9 | Year | 2,560,375 | 3.0 |
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