Telephone lines
| Year | Value | Footnotes |
|---|
| 1990 | 3223161 | 1, 2 |
| 1991 | 3344179 | 1, 2 |
| 1992 | 3466493 | 1, 2 |
| 1993 | 3579900 | 1, 2 |
| 1994 | 3691800 | 1, 2 |
| 1995 | 3796900 | 1, 2 |
| 1996 | 3901600 | 1, 2 |
| 1997 | 3969400 | 1, 2 |
| 1998 | 4008000 | 1, 2 |
| 1999 | 3939000 | 1, 3 |
| 2000 | 3997000 | 1, 3 |
| 2001 | 3997000 | 1, 3 |
| 2002 | 3883000 | 4, 3 |
| 2003 | 3877000 | 4, 3 |
| 2004 | 3821000 | 4, 3 |
| 2005 | 3739000 | 4, 3 |
| 2006 | 3605000 | 4, 3 |
| 2007 | 3407000 | 4, 3 |
| 2008 | 3285000 | 5, 4 |
| 2009 | 3253000 | 5, 4 |
| 2010 | 3245000 | 5, 6 |
Telephone lines per 100 inhabitants
| Year | Value | Footnotes |
|---|
| 1990 | 42.02 | |
| 1991 | 43.32 | |
| 1992 | 44.57 | |
| 1993 | 45.66 | |
| 1994 | 46.77 | |
| 1995 | 47.85 | |
| 1996 | 49.01 | |
| 1997 | 49.79 | |
| 1998 | 50.25 | |
| 1999 | 49.33 | |
| 2000 | 49.93 | |
| 2001 | 49.72 | |
| 2002 | 48.04 | |
| 2003 | 47.66 | |
| 2004 | 46.68 | |
| 2005 | 45.42 | |
| 2006 | 43.57 | |
| 2007 | 41 | |
| 2008 | 39.38 | |
| 2009 | 38.87 | |
| 2010 | 38.66 | |
Source: United Nations Statistics Division