| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 301 | 7.720,80 | 25,65 | 2 |
| 2007 | 114 | 3.647,44 | 32,00 | 4 |
| 2008 | 129 | 4.028,94 | 31,23 | 3 |
| 2009 | 110 | 3.199,09 | 29,08 | 3 |
| 2010 | 142 | 3.316,16 | 23,35 | 4 |
| 2011 | 110 | 3.288,92 | 29,90 | 2 |
| 2012 | 124 | 4.049,50 | 32,66 | 3 |
| 2013 | 100 | 3.005,37 | 30,05 | 3 |
| 2014 | 127 | 4.831,27 | 38,04 | 4 |
| 2015 | 153 | 5.788,10 | 37,83 | 6 |
| 2016 | 261 | 10.877,41 | 41,68 | 8 |
| 2017 | 306 | 10.374,53 | 33,90 | 8 |
| 2018 | 305 | 10.260,70 | 33,64 | 9 |
| 2019 | 290 | 9.827,32 | 33,89 | 9 |
| 2020 | 300 | 11.549,66 | 38,50 | 8 |
| 2021 | 338 | 11.299,85 | 33,43 | 10 |
| 2022 | 350 | 13.260,37 | 37,89 | 9 |
| 2023 | 343 | 10.815,08 | 31,53 | 12 |
| 2024 | 483 | 15.840,42 | 32,80 | 17 |
| totale | 4.386 | 146.980,93 | 33,51 | 124 |