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Public Road Mileage - VMT - Lane Miles, 1920 - 2008
| Year |
Public Road
Mileage |
Lane
Miles |
VMT
(Millions) |
| 1900 |
2,320,000 |
|
100 |
| 1901 |
2,325,000 |
|
170 |
| 1902 |
2,330,000 |
|
310 |
| 1903 |
2,340,000 |
|
460 |
| 1904 |
2,351,000 |
|
750 |
| 1905 |
2,360,000 |
|
970 |
| 1906 |
2,370,000 |
|
1,240 |
| 1907 |
2,382,000 |
|
1,440 |
| 1908 |
2,395,000 |
|
1,850 |
| 1909 |
2,410,000 |
|
2,590 |
| 1910 |
2,430,000 |
|
3,580 |
| 1911 |
2,470,000 |
|
5,040 |
| 1912 |
2,515,000 |
|
7,390 |
| 1913 |
2,590,000 |
|
10,250 |
| 1914 |
2,666,000 |
|
14,060 |
| 1915 |
2,745,000 |
|
19,530 |
| 1916 |
2,850,000 |
|
25,860 |
| 1917 |
2,925,000 |
|
30,680 |
| 1918 |
3,000,000 |
|
36,980 |
| 1919 |
3,050,000 |
|
44,110 |
| 1920 |
3,105,000 |
|
47,600 |
| 1921 |
3,160,000 |
|
55,027 |
| 1922 |
3,196,000 |
|
67,697 |
| 1923 |
3,233,000 |
|
84,995 |
| 1924 |
3,243,000 |
|
104,838 |
| 1925 |
3,246,000 |
|
122,346 |
| 1926 |
3,242,000 |
|
140,735 |
| 1927 |
3,257,000 |
|
158,453 |
| 1928 |
3,262,000 |
|
172,856 |
| 1929 |
3,272,000 |
|
197,720 |
| 1930 |
3,259,000 |
|
206,320 |
| 1931 |
3,291,000 |
|
216,151 |
| 1932 |
3,296,000 |
|
200,517 |
| 1933 |
3,286,000 |
|
200,642 |
| 1934 |
3,309,000 |
|
215,563 |
| 1935 |
3,310,000 |
|
228,568 |
| 1936 |
3,267,000 |
|
252,128 |
| 1937 |
3,245,000 |
|
270,110 |
| 1938 |
3,257,000 |
|
271,177 |
| 1939 |
3,274,000 |
|
285,402 |
| 1940 |
3,287,000 |
|
302,188 |
| 1941 |
3,309,678 |
|
333,612 |
| 1942 |
3,308,497 |
|
268,224 |
| 1943 |
3,311,138 |
|
208,192 |
| 1944 |
3,311,177 |
|
212,713 |
| 1945 |
3,319,286 |
|
250,173 |
| 1946 |
3,316,538 |
|
340,880 |
| 1947 |
3,326,153 |
|
370,894 |
| 1948 |
3,322,660 |
|
397,957 |
| 1949 |
3,321,742 |
|
424,461 |
| 1950 |
3,312,975 |
|
458,246 |
| 1951 |
3,326,510 |
|
491,093 |
| 1952 |
3,343,170 |
|
513,581 |
| 1953 |
3,366,190 |
|
544,433 |
| 1954 |
3,394,561 |
|
561,963 |
| 1955 |
3,418,214 |
|
605,646 |
| 1956 |
3,429,801 |
|
627,843 |
| 1957 |
3,453,118 |
|
645,004 |
| 1958 |
3,478,787 |
|
664,653 |
| 1959 |
3,510,660 |
|
700,480 |
| 1960 |
3,545,693 |
|
718,762 |
| 1961 |
3,573,046 |
|
737,421 |
| 1962 |
3,599,581 |
|
766,734 |
| 1963 |
3,620,457 |
|
805,249 |
| 1964 |
3,644,069 |
|
846,298 |
| 1965 |
3,689,666 |
|
887,812 |
| 1966 |
3,697,950 |
|
925,899 |
| 1967 |
3,704,914 |
|
964,005 |
| 1968 |
3,684,085 |
|
1,015,869 |
| 1969 |
3,710,299 |
|
1,061,791 |
| 1970 |
3,730,082 |
|
1,109,724 |
| 1971 |
3,758,942 |
|
1,178,811 |
| 1972 |
3,786,713 |
|
1,259,786 |
| 1973 |
3,806,883 |
|
1,313,110 |
| 1974 |
3,815,807 |
|
1,280,544 |
| 1975 |
3,838,146 |
|
1,327,664 |
| 1976 |
3,857,356 |
|
1,402,380 |
| 1977 |
3,867,167 |
|
1,467,027 |
| 1978 |
3,884,761 |
|
1,544,704 |
| 1979 |
3,917,496 |
|
1,529,133 |
| 1980 |
3,859,837 |
7,922,174 |
1,527,295 |
| 1981 |
3,852,473 |
7,856,560 |
1,555,308 |
| 1982 |
3,865,894 |
8,012,913 |
1,595,010 |
| 1983 |
3,879,617 |
8,055,068 |
1,652,788 |
| 1984 |
3,891,464 |
8,076,149 |
1,720,269 |
| 1985 |
3,863,912 |
8,017,994 |
1,774,826 |
| 1986 |
3,877,941 |
8,048,512 |
1,834,872 |
| 1987 |
3,873,992 |
8,051,015 |
1,921,204 |
| 1988 |
3,870,744 |
8,048,008 |
2,025,962 |
| 1989 |
3,876,865 |
8,062,952 |
2,096,487 |
| 1990 |
3,866,926 |
8,051,081 |
2,144,362 |
| 1991 |
3,883,920 |
8,087,793 |
2,172,050 |
| 1992 |
3,901,081 |
8,124,090 |
2,247,151 |
| 1993 |
3,905,211 |
8,132,196 |
2,296,378 |
| 1994 |
3,906,595 |
8,143,014 |
2,357,588 |
| 1995 |
3,912,344 |
8,158,253 |
2,422,823 |
| 1996 |
3,934,264 |
8,178,654 |
2,499,779 |
| 1997 |
3,960,500 |
8,242,437 |
2,568,404 |
| 1998 |
3,920,968 |
8,160,836 |
2,644,672 |
| 1999 |
3,932,017 |
8,177,983 |
2,707,236 |
| 2000 |
3,951,101 |
8,224,245 |
2,764,484 |
| 2001 |
3,963,265 |
8,251,865 |
2,813,416 |
| 2002 |
3,981,671 |
8,295,170 |
2,873,612 |
| 2003 |
3,990,899 |
8,315,121 |
2,908,778 |
| 2004 |
3,997,456 |
8,338,821 |
2,982,017 |
| 2005 |
4,011,628 |
8,338,821 |
3,009,218 |
| 2006 |
4,033,011 |
8,420,589 |
3,033,753 |
| 2007 |
4,048,518 |
8,491,789 |
3,049,027 |
| 2008 |
4,059,352 |
8,518,767 |
2,992,705 |
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