| Value | Category | Cases | |
|---|---|---|---|
| 1 | increased pressure | 428 |
18.8%
|
| 2 | improved taste | 438 |
19.2%
|
| 3 | provided 24 hour service | 86 |
3.8%
|
| 4 | improved safety | 231 |
10.1%
|
| 5 | no need for improvement | 968 |
42.5%
|
| 6 | other | 128 |
5.6%
|
| Sysmiss | 3278 |