| 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | |
|---|---|---|---|---|---|---|
| Total rural and urban | 84,499 | 84,797 | 85,069 | 85,270 | 85,149 | 85,409 |
| Rural | 71,014 | 71,139 | 71,210 | 71,270 | 70,901 | 70,946 |
| Interstate | 768 | 768 | 768 | 768 | 768 | 767 |
| Other principal arterial | 2,200 | 2,203 | 2,200 | 2,200 | 2,198 | 2,242 |
| Minor arterial | 3,677 | 3,675 | 3,681 | 3,681 | 3,683 | 3,630 |
| Major arterial | 5,983 | 5,992 | 6,003 | 5,994 | 5,986 | 5,991 |
| Minor collector | 9,281 | 9,275 | 9,288 | 9,286 | 9,276 | 9,282 |
| Local | 49,105 | 49,226 | 49,270 | 49,341 | 48,990 | 49,034 |
| Urban | 13,485 | 13,658 | 13,859 | 14,000 | 14,248 | 14,463 |
| Interstate | 185 | 186 | 185 | 184 | 185 | 184 |
| Other freeways and expressways | 217 | 218 | 230 | 221 | 226 | 224 |
| Other principal arterial | 842 | 836 | 843 | 858 | 876 | 880 |
| Minor arterial | 1,415 | 1,405 | 1,426 | 1,429 | 1,425 | 1,427 |
| Collector | 1,302 | 1,309 | 1,319 | 1,320 | 1,330 | 1,333 |
| Local | 9,524 | 9,704 | 9,856 | 9,988 | 10,206 | 10,415 |
SOURCE: U.S. Department of Transportation, Federal Highway Administration, Highway Statistics, Washington, DC: annual editions, table HM-20, available at http://www.fhwa.dot.gov/ohim/hs00/hm20.htm as of Feb. 1, 2002.