通过CSS选择器获取网页指定区域的文本内容，并输出为CSV文件。
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| Datum | Installationen | Aktualisierungsprüfungen |
|---|---|---|
| 2025-07-18 | 0 | 0 |
| 2025-07-19 | 0 | 0 |
| 2025-07-20 | 1 | 0 |
| 2025-07-21 | 0 | 0 |
| 2025-07-22 | 0 | 1 |
| 2025-07-23 | 1 | 0 |
| 2025-07-24 | 1 | 1 |
| 2025-07-25 | 0 | 0 |
| 2025-07-26 | 0 | 1 |
| 2025-07-27 | 0 | 0 |
| 2025-07-28 | 0 | 0 |
| 2025-07-29 | 0 | 3 |
| 2025-07-30 | 1 | 0 |
| 2025-07-31 | 0 | 1 |
| 2025-08-01 | 1 | 2 |
| 2025-08-02 | 1 | 3 |
| 2025-08-03 | 0 | 1 |
| 2025-08-04 | 0 | 2 |
| 2025-08-05 | 0 | 3 |
| 2025-08-06 | 0 | 1 |
| 2025-08-07 | 0 | 0 |
| 2025-08-08 | 0 | 0 |
| 2025-08-09 | 0 | 0 |
| 2025-08-10 | 0 | 2 |
| 2025-08-11 | 1 | 1 |
| 2025-08-12 | 1 | 2 |
| 2025-08-13 | 0 | 1 |
| 2025-08-14 | 0 | 2 |
| 2025-08-15 | 0 | 2 |
| 2025-08-16 | 0 | 0 |
