| 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 | 485 | 193 | 62,838,803,333 | 41,614,457,448 |
| 2009 | 445 | 139 | 61,513,108,208 | 61,791,894,076 |
| 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 | 127 | 62,831,054,660 | 27,490,907,861 |
| 2014 | 482 | 166 | 45,931,247,552 | 25,263,785,233 |
| 2015 | 360 | 147 | 35,430,911,544 | 23,694,212,715 |
| 2016 | 301 | 145 | 39,446,969,308 | 30,408,632,584 |
| 2017 | 292 | 137 | 29,442,045,287 | 32,130,804,301 |
| 2018 | 236 | 121 | 33,317,661,197 | 73,705,176,618 |
| 2019 | 239 | 124 | 20,039,437,180 | 31,206,171,273 |
| 2020 | 261 | 98 | 44,928,014,967 | 33,934,797,938 |
| 2021 | 316 | 130 | 51,845,363,344 | 61,793,048,749 |
| 2022 | 350 | 159 | 83,870,076,944 | 50,750,317,685 |
| 2023 | 382 | 152 | 93,920,301,914 | 52,960,441,477 |
| 2024 | 315 | 113 | 53,515,333,379 | 42,995,850,533 |
| 2025 | 297 | 152 | 58,997,951,802 | 50,784,108,135 |