Number of Civil Aviation Routes and Civil Aircraft
Item	1995	2000	2001	2002	2003	2004
Number of Civil Aviation Routes (line)	797	1165	1143	1176	1155	1279
International Routes	85	133	134	161	194	244
Domestic Routes	694	1032	1009	1015	961	1035
Regional Routes	18	42	42	44	43	45
Length of Civil Aviation Routes (km)	1128961	1502887	1553596	1637708	1749545	2049000
International Routes	348175	508405	516859	574470	715269	894000
Domestic Routes	750794	994482	1036737	1063238	1034276	1155000
Regional Routes	29992	55759	55759	61626	62874	62000
Number of Civil Airports (unit)	139	139	143	141	126	133
Number of Civil Aircraft (unit)	852	982	1031	1112	1007	1119
Aerotransport		527	566	602	664	754
Airbus		462	486	525	580	675
Boeing 747	16	19	17	20	19
Boeing 737	115	186	198	234	264
Boeing 757	44	48	52	54	55
Boeing 767	17	16	17	18	22
MD-90		22	22	22	22
MD82	39	27	27	26	26
Airbus A310	3	3	3	3	3
Airbus A320		60	63	65	76
Tupolov 154	33	10	4
BB-146	14	7	14	2	7
Puddle-jumper		65	80	77	84	79
Yun 7	67	22	21	11	7
General Aircraft		301	296	335	343	365
a) Before 1997 the number of civil airports and aircraft refered to those owned by enterprises directly under the Civil Aviation Administration of China. Since 1997, it refers to those owned by all enterprises of civil aviation. The same as in the following table. b) Before 1997, regional routes included the routes to and from Hong Kong, Macao, and are taken as the parataxis item as the item of domestic routes and international routes. Since 1997, regional routes to and from Hong Kong have been taken as domestic routes, and adjustment are also made on the length of aviation routes and traffic volume accordingly. Since 1999, regional routes have been taken as a part of domestic routes, and include the aviation routes to and from Hong Kong, Macao. The same as in the following table. c) Number of civil aircraft includes teaching aircraft and check aircraft.