| Value | Category | Cases | |
|---|---|---|---|
| 0 | The price has decreased | 1 |
3%
|
| 1 | The price has remained unchanged | 4 |
12.1%
|
| 2 | The price has increased | 28 |
84.8%
|
| -9 | 66 | ||
| -7 | 34 |