Post and Telecommunications Services Facilities (Year-end)
Year	Number of Post and Telecommunications Offices (unit)	Number of Post Boxes (unit)	Length of Postal Routes (km)			Rural Delivery Routes (km)
				Highway Routes	Railway Routes
1978	49623	156398	4863282	572204	150249	4266291
1980	49471	159009	4737124	582058	150819	4138879
1985	53107	174678	1416303	663016	182178	3565758
1989	53092	178289	1526073	675352	196178	3389374
1990	53629	181877	1618200	676747	191313	3364861
1991	54006	181939	1603344	685759	185872	3371424
1992	54891	183289	1646931	712367	189359	3374556
1993	57005	187966	1760506	727380	189704	3377769
1994	60447	193902	1781787	757931	187871	3364730
1995	61898	203011	1886082	819412	183036	3345848
1996	72496	217235	2118940	917151	183884	3358051
1997	79273	231337	2363108	873688	186382	3402946
1998	102225	234716	2853942	930622	189652	3361484
1999	66649	232674	2979007	989122	190056	3348054
2000	58437	239356	3073331	1070304	184925	3364498
2001	57136	225846	3102558	1074092	180399	3492761
2002	76358	217541	3080989	1112806	177685	3511190
2003	63600		3270200	1137500		3531800
a) Length of postal routes before 1981 included the length of postal routes and rural delivery routes.