May 2003 - Traffic Volume Trends (Table 1)

**Table 1 - Estimated Individual Monthly Motor Vehicle Travel In The United States**
System	Month
System	JAN	FEB	MAR	APRIL	MAY	JUNE	JULY	AUG	SEP	OCT	NOV	DEC
2002 Individual Monthly Vehicle-Miles of Travel In Billions*
Rural Interstate	20.3	19.7	23.3	22.9	25.2	25.2	27.2	27.1	22.9	23.9	22.4	23.6
Rural Other Arterial	31.5	30.8	35.4	35.8	38.9	38.9	41.1	40.9	36.2	37.6	34.5	34.4
Other Rural	30.2	28.9	33.3	33.8	36.7	36.3	37.9	37.6	34.1	35.5	32.2	31.7
Urban Interstate	31.5	30.2	33.9	34.1	36.0	35.5	35.6	36.3	33.5	35.1	33.5	34.0
Urban Other Arterial	71.9	69.3	77.5	77.1	80.6	78.9	80.3	81.7	74.4	79.9	76.0	76.5
Other Urban	28.3	27.5	30.6	31.0	32.3	31.4	31.9	32.4	29.8	31.3	29.7	31.2
All Systems	213.7	206.4	234.0	234.7	249.7	246.3	253.9	256.0	230.9	243.3	228.4	231.4
2003 Individual Monthly Vehicle-Miles of Travel In Billions*
Rural Interstate	20.8	19.2	22.9	23.9	25.4
Rural Other Arterial	32.0	29.7	35.4	35.9	39.0
Other Rural	30.1	28.0	33.7	33.9	37.0
Urban Interstate	32.1	29.5	33.8	34.5	36.0
Urban Other Arterial	72.2	67.7	77.2	77.2	79.7
Other Urban	28.5	26.7	30.3	30.9	32.1
All Systems	215.7	200.8	233.3	236.1	249.2
Percent Change In Individual Monthly Travel 2002 vs. 2003
Rural Interstate	2.8	-2.7	-1.8	4.2	0.6
Rural Other Arterial	1.5	-3.4	0.2	0.4	0.3
Other Rural	-0.4	-3.2	1.1	0.3	0.7
Urban Interstate	1.7	-2.4	-0.3	1.1	0.1
Urban Other Arterial	0.4	-2.3	-0.3	0.1	-1.1
Other Urban	0.6	-2.8	-1.0	-0.5	-0.6
All Systems	0.9	-2.7	-0.3	0.6	-0.2

* System entries may not add to give "All Systems" total due to rounding.

United States Department of Transportation - Federal Highway Administration