| 11,337,680 | 69.12% | preserved and publicly accessible (bright) | |
| 2,302,988 | 14.04% | preserved but not publicly accessible (dark) | |
| 2,764,500 | 16.86% | no known independent preservation |
| Release Type | Total Count | Coverage |
|---|---|---|
| article-journal | 13,926,007 |
|
| article | 2,463,349 |
|
| paper-conference | 15,812 |
|