| Value | Category | Cases | |
|---|---|---|---|
| 1 | expansion | 18 |
4.6%
|
| 2 | rebuilt parts of it with same material | 98 |
25.1%
|
| 3 | rebuilt part of it with better material | 65 |
16.6%
|
| 4 | rebuilt all of it with same material | 104 |
26.6%
|
| 5 | rebuilt all of it with better material | 89 |
22.8%
|
| 6 | replanted | 4 |
1%
|
| 7 | minor repairs | 12 |
3.1%
|
| 8 | other | 1 |
0.3%
|
| Sysmiss | 16793 |