Telephone lines
| Year | Value | Footnotes |
|---|
| 1990 | 3293000 | 1 |
| 1991 | 3565294 | 1 |
| 1992 | 3938144 | 1 |
| 1993 | 4415800 | 1 |
| 1994 | 5006094 | 1 |
| 1995 | 5728497 | 1 |
| 1996 | 6532394 | 1 |
| 1997 | 7510000 | 2 |
| 1998 | 8812342 | 2 |
| 1999 | 10175196 | 2 |
| 2000 | 10945567 | 2 |
| 2001 | 11400000 | 2 |
| 2002 | 11861266 | 2 |
| 2003 | 12292450 | 3 |
| 2004 | 12553477 | 2 |
| 2005 | 11836243 | 2 |
| 2006 | 11475613 | 2 |
| 2007 | 10490569 | 2 |
| 2008 | 9725452 | 4 |
| 2009 | 9587054 | 4 |
| 2010 | 9450600 | 3 |
Telephone lines per 100 inhabitants
| Year | Value | Footnotes |
|---|
| 1990 | 8.65 | |
| 1991 | 9.34 | |
| 1992 | 10.3 | |
| 1993 | 11.52 | |
| 1994 | 13.05 | |
| 1995 | 14.92 | |
| 1996 | 17.01 | |
| 1997 | 19.56 | |
| 1998 | 22.97 | |
| 1999 | 26.54 | |
| 2000 | 28.58 | |
| 2001 | 29.79 | |
| 2002 | 31.03 | |
| 2003 | 32.18 | |
| 2004 | 32.88 | |
| 2005 | 31.01 | |
| 2006 | 30.06 | |
| 2007 | 27.47 | |
| 2008 | 25.45 | |
| 2009 | 25.06 | |
| 2010 | 24.69 | |
Source: United Nations Statistics Division