| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 155 | 3.132,93 | 20,21 | 3 |
| 2007 | 157 | 3.930,24 | 25,03 | 1 |
| 2008 | 167 | 3.697,85 | 22,14 | 1 |
| 2009 | 380 | 9.209,42 | 24,24 | 3 |
| 2010 | 398 | 8.645,52 | 21,72 | 4 |
| 2011 | 308 | 6.432,16 | 20,88 | 3 |
| 2012 | 526 | 10.225,52 | 19,44 | 6 |
| 2013 | 390 | 6.499,29 | 16,66 | 4 |
| 2014 | 705 | 13.742,45 | 19,49 | 5 |
| 2015 | 670 | 13.117,13 | 19,58 | 4 |
| 2016 | 570 | 12.515,47 | 21,96 | 4 |
| 2017 | 573 | 12.564,28 | 21,93 | 4 |
| 2018 | 567 | 14.159,15 | 24,97 | 5 |
| 2019 | 580 | 13.676,74 | 23,58 | 6 |
| 2020 | 589 | 24.021,83 | 40,78 | 6 |
| 2021 | 488 | 11.967,07 | 24,52 | 7 |
| 2022 | 447 | 12.445,23 | 27,84 | 8 |
| 2023 | 419 | 13.416,67 | 32,02 | 11 |
| 2024 | 349 | 11.693,52 | 33,51 | 12 |
| totale | 8.438 | 205.092,47 | 24,31 | 97 |