| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 394 | 9.737,55 | 24,71 | 4 |
| 2007 | 142 | 4.080,42 | 28,74 | 3 |
| 2008 | 547 | 16.033,64 | 29,31 | 6 |
| 2009 | 515 | 17.158,66 | 33,32 | 6 |
| 2010 | 768 | 18.752,38 | 24,42 | 7 |
| 2011 | 354 | 8.018,90 | 22,65 | 6 |
| 2012 | 463 | 11.751,92 | 25,38 | 8 |
| 2013 | 443 | 10.773,20 | 24,32 | 6 |
| 2014 | 634 | 19.055,03 | 30,06 | 7 |
| 2015 | 605 | 18.426,26 | 30,46 | 7 |
| 2016 | 536 | 18.320,43 | 34,18 | 8 |
| 2017 | 650 | 21.354,16 | 32,85 | 10 |
| 2018 | 744 | 25.049,31 | 33,67 | 11 |
| 2019 | 873 | 34.983,83 | 40,07 | 11 |
| 2020 | 759 | 30.660,24 | 40,40 | 11 |
| 2021 | 680 | 26.825,49 | 39,45 | 11 |
| 2022 | 604 | 27.321,16 | 45,23 | 13 |
| 2023 | 613 | 27.819,87 | 45,38 | 15 |
| 2024 | 582 | 22.431,32 | 38,54 | 15 |
| totale | 10.906 | 368.553,77 | 33,79 | 165 |