显示图书馆咨询联盟上文献的ssid（超星SS号）或dxid号（读秀DX号，ssid不存在时才显示），用于群组找书等场景
目前为
| 日期 | 安装次数 | 更新检查总次数 |
|---|---|---|
| 2025-04-03 | 1 | 1,854 |
| 2025-04-04 | 2 | 1,694 |
| 2025-04-05 | 4 | 1,701 |
| 2025-04-06 | 3 | 1,721 |
| 2025-04-07 | 1 | 1,941 |
| 2025-04-08 | 5 | 1,937 |
| 2025-04-09 | 3 | 1,919 |
| 2025-04-10 | 7 | 1,985 |
| 2025-04-11 | 2 | 1,941 |
| 2025-04-12 | 1 | 1,796 |
| 2025-04-13 | 2 | 1,761 |
| 2025-04-14 | 2 | 1,933 |
| 2025-04-15 | 1 | 2,011 |
| 2025-04-16 | 5 | 1,988 |
| 2025-04-17 | 3 | 1,951 |
| 2025-04-18 | 2 | 1,917 |
| 2025-04-19 | 1 | 1,791 |
| 2025-04-20 | 1 | 1,759 |
| 2025-04-21 | 4 | 1,957 |
| 2025-04-22 | 1 | 2,016 |
| 2025-04-23 | 2 | 1,958 |
| 2025-04-24 | 2 | 1,966 |
| 2025-04-25 | 4 | 1,885 |
| 2025-04-26 | 3 | 1,801 |
| 2025-04-27 | 2 | 1,924 |
| 2025-04-28 | 0 | 1,915 |
| 2025-04-29 | 4 | 1,912 |
| 2025-04-30 | 3 | 1,809 |
| 2025-05-01 | 2 | 1,510 |
| 2025-05-02 | 0 | 702 |