| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 69 | 1.195,00 | 17,32 | 1 |
| 2009 | 156 | 3.980,28 | 25,51 | 2 |
| 2010 | 247 | 4.485,69 | 18,16 | 2 |
| 2011 | 291 | 5.612,27 | 19,29 | 1 |
| 2012 | 310 | 6.189,66 | 19,97 | 2 |
| 2013 | 257 | 3.983,12 | 15,50 | 2 |
| 2014 | 11 | 193,52 | 17,59 | 1 |
| 2015 | 12 | 224,13 | 18,68 | 1 |
| 2016 | 12 | 240,71 | 20,06 | 1 |
| 2017 | 7 | 183,07 | 26,15 | 1 |
| 2018 | 26 | 523,96 | 20,15 | 2 |
| 2019 | 35 | 769,90 | 22,00 | 2 |
| 2020 | 48 | 1.155,48 | 24,07 | 2 |
| 2021 | 45 | 1.161,93 | 25,82 | 2 |
| 2022 | 49 | 1.210,93 | 24,71 | 2 |
| 2023 | 52 | 1.081,72 | 20,80 | 2 |
| 2024 | 43 | 877,75 | 20,41 | 2 |
| totale | 1.670 | 33.069,12 | 19,80 | 28 |