'85	'90	'95	'00	'01	'02	'03	'04	'05	'06	'07
No. of motor vehicles(10,000)	4,864	6,020	6,929	7,519	7,590	7,646	7,666	7,709	7,809	7,828	7,814
Total road length(10,000km)	112.8	111.5	114.2	116.6	117.2	117.7	118.3	118.8	119.3	119.7	-
Total expressway length(100km)	35.55	46.61	56.77	67.47	68.97	69.15	71.96	72.96	73.83	73.92	-
Vehicle kilometer(100 million km)	4,284	6,286	7,203	7,757	7,908	7,908	7,934	7,817	7,689	7,626	-