| 15-45 邮电通信设备年末拥有量 | |||||||
| 年 份 | 长途自动 | 本地电话局用 | 电话机 | ||||
| 交换机容量 | 交换机容量 | 中央国有 | 地方国有 | (万部) | 中央国有 | 地方国有 | |
| (路端) | (万门) | ||||||
| 1978 | 1863 | 405.88 | 174.94 | 230.94 | 368.82 | 236.40 | 132.42 |
| 1979 | 2001 | 422.03 | 185.25 | 236.78 | 395.01 | 262.13 | 132.88 |
| 1980 | 1969 | 443.20 | 200.29 | 242.91 | 418.64 | 284.07 | 134.57 |
| 1981 | 3058 | 463.36 | 217.90 | 245.46 | 442.51 | 310.11 | 132.40 |
| 1982 | 3126 | 490.71 | 240.86 | 249.85 | 471.23 | 339.10 | 132.13 |
| 1983 | 4306 | 516.07 | 262.21 | 253.86 | 507.15 | 373.40 | 133.75 |
| 1984 | 6544 | 553.57 | 291.96 | 261.61 | 553.89 | 415.25 | 138.64 |
| 1985 | 11522 | 613.44 | 336.54 | 276.91 | 625.98 | 476.11 | 149.87 |
| 1986 | 20689 | 672.36 | 380.49 | 291.86 | 705.91 | 544.14 | 161.77 |
| 1987 | 42773 | 773.93 | 464.50 | 309.43 | 805.72 | 628.28 | 177.44 |
| 1988 | 62484 | 887.22 | 555.84 | 331.38 | 941.79 | 745.10 | 196.70 |
| 1989 | 103269 | 1034.69 | 667.95 | 366.74 | 1089.33 | 868.38 | 220.95 |
| 1990 | 161370 | 1231.82 | 826.05 | 405.77 | 1233.16 | 1026.10 | 205.23 |
| 1991 | 286325 | 1492.18 | 1033.14 | 459.03 | 1459.18 | 1215.68 | 238.74 |
| 1992 | 521885 | 1915.06 | 1355.50 | 559.56 | 1863.65 | 1544.94 | 301.02 |
| 1993 | 1206091 | 3040.78 | 2210.25 | 830.53 | 2631.28 | 2147.51 | 419.94 |
| 1994 | 2416296 | 4926.24 | 3723.39 | 1202.86 | 3958.64 | 3148.11 | 653.75 |
| 1995 | 3518781 | 7203.59 | 5456.35 | 1747.24 | 5762.26 | 4346.32 | 1152.06 |
| 1996 | 4162009 | 9291.22 | 6923.67 | 2367.56 | 7732.03 | 5537.78 | 1508.97 |
| 1997 | 4368305 | 11269.18 | 8406.80 | 2862.37 | 10111.12 | 6745.23 | 2042.61 |
| 1998 | 4491595 | 13823.66 | 9951.35 | 3872.31 | 13123.44 | 7963.29 | 2773.86 |
| 1999 | 5032026 | 15346.13 | 11094.08 | 4252.05 | 17567.44 | 9505.43 | 3732.41 |
| 2000 | 5635498 | 17825.63 | 13306.16 | 4519.47 | 25606.55 | 12634.36 | 4518.89 |
| 注:电话交换机容量中不包括用户交换机容量。1990年以后, 电话机总数中含移动电话。 | |||||||