| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 705 | 17.861,68 | 25,34 | 3 |
| 2007 | 68 | 2.229,20 | 32,78 | 1 |
| 2008 | 91 | 3.986,65 | 43,81 | 2 |
| 2009 | 189 | 8.100,61 | 42,86 | 4 |
| 2010 | 313 | 7.739,03 | 24,73 | 4 |
| 2011 | 381 | 12.487,90 | 32,78 | 4 |
| 2012 | 466 | 16.636,64 | 35,70 | 6 |
| 2013 | 371 | 12.199,72 | 32,88 | 8 |
| 2014 | 752 | 31.552,28 | 41,96 | 10 |
| 2015 | 706 | 30.657,70 | 43,42 | 8 |
| 2016 | 738 | 30.292,17 | 41,05 | 9 |
| 2017 | 757 | 28.352,55 | 37,45 | 9 |
| 2018 | 740 | 29.852,32 | 40,34 | 9 |
| 2019 | 729 | 28.671,16 | 39,33 | 9 |
| 2020 | 803 | 31.285,91 | 38,96 | 9 |
| 2021 | 750 | 26.919,65 | 35,89 | 11 |
| 2022 | 648 | 23.075,21 | 35,61 | 8 |
| 2023 | 524 | 21.172,47 | 40,41 | 7 |
| 2024 | 593 | 20.903,34 | 35,25 | 10 |
| totale | 10.324 | 383.976,19 | 37,19 | 131 |