| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 379 | 8.558,25 | 22,58 | 2 |
| 2007 | 52 | 1.440,56 | 27,70 | 2 |
| 2008 | 125 | 3.606,18 | 28,85 | 2 |
| 2009 | 265 | 11.415,21 | 43,08 | 3 |
| 2010 | 375 | 10.044,27 | 26,78 | 4 |
| 2011 | 104 | 2.195,75 | 21,11 | 1 |
| 2012 | 404 | 10.519,46 | 26,04 | 5 |
| 2013 | 396 | 9.627,21 | 24,31 | 4 |
| 2014 | 368 | 10.326,35 | 28,06 | 5 |
| 2015 | 340 | 10.347,29 | 30,43 | 4 |
| 2016 | 332 | 10.246,30 | 30,86 | 4 |
| 2017 | 313 | 10.281,89 | 32,85 | 4 |
| 2018 | 345 | 13.265,56 | 38,45 | 4 |
| 2019 | 372 | 11.874,70 | 31,92 | 5 |
| 2020 | 364 | 13.338,28 | 36,64 | 6 |
| 2021 | 397 | 13.532,92 | 34,09 | 6 |
| 2022 | 368 | 12.103,10 | 32,89 | 7 |
| 2023 | 518 | 14.550,39 | 28,09 | 10 |
| 2024 | 515 | 13.549,93 | 26,31 | 12 |
| totale | 6.332 | 190.823,60 | 30,14 | 90 |