| 연도 | 구축수 | 구축액 | ||
|---|---|---|---|---|
| 공동활용허용가능 | 공동활용서비스가능 | 공동활용허용가능 | 공동활용서비스가능 | |
| 2005 | 499 | 172 | 42,183,674,257 | 76,563,544,172 |
| 2006 | 463 | 128 | 45,475,518,989 | 35,714,834,576 |
| 2007 | 494 | 123 | 430,920,490,142 | 24,275,685,309 |
| 2008 | 475 | 187 | 62,104,140,434 | 40,538,934,492 |
| 2009 | 433 | 138 | 60,223,827,918 | 61,722,984,026 |
| 2010 | 507 | 121 | 56,092,803,725 | 53,351,634,979 |
| 2011 | 561 | 198 | 58,155,646,490 | 37,250,490,232 |
| 2012 | 555 | 127 | 61,591,568,061 | 26,908,818,190 |
| 2013 | 519 | 116 | 62,503,167,296 | 26,568,196,522 |
| 2014 | 488 | 147 | 45,662,927,913 | 23,676,776,444 |
| 2015 | 388 | 120 | 38,944,234,946 | 23,736,785,343 |
| 2016 | 309 | 139 | 40,689,259,042 | 30,199,456,287 |
| 2017 | 293 | 134 | 29,392,729,955 | 31,483,579,661 |
| 2018 | 248 | 109 | 36,060,602,997 | 70,649,590,845 |
| 2019 | 249 | 93 | 21,059,035,970 | 28,448,227,873 |
| 2020 | 266 | 95 | 43,741,498,333 | 50,902,304,673 |
| 2021 | 323 | 132 | 49,061,774,392 | 64,401,159,697 |
| 2022 | 351 | 162 | 86,745,548,507 | 53,149,245,861 |
| 2023 | 381 | 153 | 91,417,757,262 | 55,462,986,129 |
| 2024 | 315 | 113 | 53,515,333,379 | 42,995,850,533 |
| 2025 | 297 | 152 | 58,997,951,802 | 50,784,108,135 |