| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 255 | 5.587,42 | 21,91 | 1 |
| 2008 | 54 | 1.417,25 | 26,25 | 1 |
| 2009 | 79 | 1.999,32 | 25,31 | 2 |
| 2010 | 145 | 3.228,39 | 22,26 | 2 |
| 2011 | 81 | 1.662,21 | 20,52 | 1 |
| 2012 | 105 | 2.401,71 | 22,87 | 3 |
| 2013 | 90 | 2.301,97 | 25,58 | 4 |
| 2014 | 205 | 6.416,98 | 31,30 | 5 |
| 2015 | 56 | 1.794,10 | 32,04 | 4 |
| 2016 | 251 | 9.129,08 | 36,37 | 6 |
| 2017 | 303 | 9.788,02 | 32,30 | 7 |
| 2018 | 295 | 9.268,82 | 31,42 | 6 |
| 2019 | 313 | 9.472,16 | 30,26 | 7 |
| 2020 | 315 | 9.026,56 | 28,66 | 7 |
| 2021 | 336 | 9.893,86 | 29,45 | 7 |
| 2022 | 368 | 10.879,02 | 29,56 | 8 |
| 2023 | 588 | 15.021,37 | 25,55 | 10 |
| 2024 | 509 | 14.282,41 | 28,06 | 16 |
| totale | 4.348 | 123.570,65 | 28,42 | 97 |