| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 308 | 5.334,65 | 17,32 | 2 |
| 2007 | 227 | 4.792,69 | 21,11 | 1 |
| 2008 | 218 | 4.241,77 | 19,46 | 2 |
| 2009 | 674 | 12.756,89 | 18,93 | 2 |
| 2010 | 320 | 4.427,70 | 13,84 | 2 |
| 2011 | 301 | 3.846,45 | 12,78 | 1 |
| 2012 | 764 | 10.482,92 | 13,72 | 2 |
| 2013 | 418 | 5.167,94 | 12,36 | 3 |
| 2014 | 440 | 7.369,26 | 16,75 | 4 |
| 2015 | 286 | 5.277,99 | 18,45 | 5 |
| 2016 | 201 | 4.429,68 | 22,04 | 4 |
| 2017 | 421 | 8.648,54 | 20,54 | 6 |
| 2018 | 572 | 10.954,21 | 19,15 | 6 |
| 2019 | 699 | 14.346,32 | 20,52 | 6 |
| 2020 | 237 | 5.526,14 | 23,32 | 5 |
| 2021 | 2.038 | 39.464,96 | 19,36 | 5 |
| 2022 | 2.042 | 34.473,60 | 16,88 | 5 |
| 2023 | 263 | 6.118,32 | 23,26 | 5 |
| 2024 | 193 | 4.590,75 | 23,79 | 5 |
| totale | 10.622 | 192.250,78 | 18,10 | 71 |