Traffic Volume Trends-Rural
Estimated Vehicle Miles (Millions) and Percent Change
from Same Period Previous Year (Include Preliminary Data for December 2001)

Year 2001

Rural Interstate			%	Rural Other Arterial			%	Other Rural			%	Total Rural			%	All Systems			%
Jan	19,389		1.9	Jan	30,630		2.2	Jan	29,117		1.8	Jan	79,136		2.0	Jan	208,543		2.3
Feb	18,586		0.7	Feb	29,532		-1.0	Feb	27,836		-1.0	Feb	75,954		-0.6	Feb	199,524		0.0
Mar	22,165		0.2	Mar	34,695		-0.9	Mar	32,894		-1.1	Mar	89,754		-0.7	Mar	231,162		-0.7
Q1	60,140		0.9	Q1	94,857		0.1	Q1	89,847		-0.2	Q1	244,844		0.2	Q1	639,229		0.5
Apr	22,667		1.5	Apr	35,111		1.1	Apr	33,287		1.0	Apr	91,065		1.2	Apr	231,087		1.3
May	23,825		0.2	May	37,611		0.3	May	35,954		0.9	May	97,390		0.5	May	243,960		0.5
Jun	24,144		-0.2	Jun	37,919		0.5	Jun	35,600		0.3	Jun	97,663		0.3	Jun	242,334		-0.4
Q2	70,636		0.5	Q2	110,641		0.6	Q2	104,841		0.8	Q2	286,118		0.6	Q2	717,381		0.5
1st Half		130,776	0.7		1st Half	205,498	0.4		1st Half	194,688	0.3		1st Half	530,962	0.4		1st Half	1,356,610	0.5
Jul	26,077		0.5	Jul	40,312		2.0	Jul	36,914		1.4	Jul	103,303		1.4	Jul	249,171		1.6
Aug	25,999		2.3	Aug	39,818		2.1	Aug	36,657		1.2	Aug	102,474		1.8	Aug	251,263		1.3
Sep	22,426		-0.0	Sep	35,244		-0.8	Sep	33,163		-0.9	Sep	90,833		-0.7	Sep	224,243		-1.5
Q3	74,502		1.0	Q3	115,374		1.2	Q3	106,734		0.6	Q3	296,610		0.9	Q3	724,677		0.5
3 Qs		205,278	0.8		3 Qs	320,872	0.7		3 Qs	301,422	0.4		3 Qs	827,572	0.6		3 Qs	2,081,287	0.5
Oct	23,341		2.0	Oct	37,012		1.6	Oct	35,167		1.9	Oct	95,520		1.8	Oct	239,671		1.2
Nov	22,703		5.4	Nov	34,655		4.2	Nov	32,335		3.9	Nov	89,693		4.4	Nov	229,220		2.8
Dec	22,407		7.5	Dec	33,953		5.8	Dec	31,312		5.7	Dec	87,672		6.2	Dec	227,837		4.2
Q4	68,451		4.9	Q4	105,620		3.8	Q4	98,814		3.7	Q4	272,885		4.0	Q4	696,728		2.7
2nd Half		142,953	2.8		2nd Half	220,994	2.4		2nd Half	205,548	2.1		2nd Half	569,495	2.4		2nd Half	1,421,405	1.6
Year		273,729	1.8		Year	426,492	1.4		Year	400,236	1.2		Year	1,100,457	1.4		Year	2,778,015	1.0