| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 301 | 4.804,97 | 15,96 | 1 |
| 2008 | 48 | 986,42 | 20,55 | 1 |
| 2009 | 149 | 2.307,46 | 15,49 | 2 |
| 2010 | 270 | 4.398,88 | 16,29 | 5 |
| 2011 | 251 | 4.019,45 | 16,01 | 4 |
| 2012 | 207 | 4.229,50 | 20,43 | 4 |
| 2013 | 164 | 3.872,05 | 23,61 | 5 |
| 2014 | 258 | 6.676,49 | 25,88 | 6 |
| 2015 | 273 | 6.337,21 | 23,21 | 5 |
| 2016 | 224 | 5.934,89 | 26,50 | 7 |
| 2017 | 257 | 6.394,62 | 24,88 | 7 |
| 2018 | 275 | 6.666,98 | 24,24 | 8 |
| 2019 | 252 | 5.851,36 | 23,22 | 8 |
| 2020 | 216 | 5.552,04 | 25,70 | 8 |
| 2021 | 194 | 5.287,63 | 27,26 | 8 |
| 2022 | 188 | 4.697,82 | 24,99 | 8 |
| 2023 | 183 | 4.016,36 | 21,95 | 9 |
| 2024 | 182 | 4.429,34 | 24,34 | 8 |
| totale | 3.892 | 86.463,47 | 22,22 | 104 |