| 연도 | 구축수 | 구축액 | ||
|---|---|---|---|---|
| 공동활용허용가능 | 공동활용서비스가능 | 공동활용허용가능 | 공동활용서비스가능 | |
| 2005 | 496 | 177 | 42,494,985,653 | 76,411,015,681 |
| 2006 | 465 | 133 | 44,587,107,907 | 36,773,818,343 |
| 2007 | 497 | 124 | 430,884,245,236 | 24,289,010,067 |
| 2008 | 484 | 191 | 62,398,803,333 | 41,559,457,448 |
| 2009 | 446 | 138 | 61,953,108,208 | 61,790,894,076 |
| 2010 | 511 | 127 | 56,700,961,271 | 54,290,180,656 |
| 2011 | 560 | 209 | 57,506,993,594 | 38,788,144,049 |
| 2012 | 545 | 142 | 60,082,596,842 | 29,679,491,605 |
| 2013 | 523 | 126 | 62,831,054,660 | 27,190,907,861 |
| 2014 | 481 | 166 | 45,431,247,552 | 25,263,785,233 |
| 2015 | 360 | 146 | 35,430,911,544 | 23,637,110,715 |
| 2016 | 301 | 145 | 39,446,969,308 | 30,408,632,584 |
| 2017 | 292 | 136 | 29,442,045,287 | 32,105,804,301 |
| 2018 | 231 | 121 | 32,782,302,754 | 73,705,176,618 |
| 2019 | 239 | 124 | 20,039,437,180 | 31,206,171,273 |
| 2020 | 261 | 97 | 44,928,014,967 | 33,838,547,938 |
| 2021 | 306 | 127 | 51,198,348,344 | 61,438,924,736 |
| 2022 | 351 | 148 | 83,874,435,313 | 47,639,351,095 |
| 2023 | 377 | 137 | 117,111,126,830 | 49,203,190,886 |
| 2024 | 296 | 101 | 49,763,300,767 | 37,042,892,370 |