| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 26 | 362,13 | 13,93 | 1 |
| 2009 | 224 | 3.206,66 | 14,32 | 2 |
| 2010 | 268 | 3.553,38 | 13,26 | 2 |
| 2012 | 120 | 1.984,04 | 16,53 | 2 |
| 2013 | 141 | 2.585,37 | 18,34 | 3 |
| 2014 | 114 | 3.412,10 | 29,93 | 4 |
| 2015 | 75 | 1.479,03 | 19,72 | 4 |
| 2016 | 513 | 8.793,99 | 17,14 | 4 |
| 2017 | 395 | 6.030,29 | 15,27 | 3 |
| 2018 | 328 | 6.427,10 | 19,59 | 5 |
| 2019 | 285 | 5.522,97 | 19,38 | 5 |
| 2020 | 260 | 5.179,08 | 19,92 | 5 |
| 2021 | 280 | 5.804,45 | 20,73 | 6 |
| 2022 | 232 | 5.435,65 | 23,43 | 6 |
| 2023 | 281 | 6.736,26 | 23,97 | 6 |
| 2024 | 266 | 5.511,55 | 20,72 | 5 |
| totale | 3.808 | 72.024,05 | 18,91 | 63 |