| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 667 | 13.728,70 | 20,58 | 2 |
| 2007 | 149 | 4.647,62 | 31,19 | 2 |
| 2008 | 187 | 5.998,76 | 32,08 | 3 |
| 2009 | 500 | 11.535,39 | 23,07 | 6 |
| 2010 | 634 | 11.786,72 | 18,59 | 6 |
| 2011 | 386 | 7.160,84 | 18,55 | 6 |
| 2012 | 669 | 13.144,51 | 19,65 | 7 |
| 2013 | 528 | 10.666,14 | 20,20 | 6 |
| 2014 | 528 | 12.274,52 | 23,25 | 6 |
| 2015 | 585 | 13.924,36 | 23,80 | 7 |
| 2016 | 551 | 13.431,05 | 24,38 | 7 |
| 2017 | 523 | 12.434,32 | 23,77 | 7 |
| 2018 | 494 | 12.025,90 | 24,34 | 7 |
| 2019 | 502 | 12.091,53 | 24,09 | 7 |
| 2020 | 544 | 13.552,54 | 24,91 | 8 |
| 2021 | 558 | 13.492,75 | 24,18 | 8 |
| 2022 | 521 | 12.736,53 | 24,45 | 7 |
| 2023 | 510 | 13.296,62 | 26,07 | 7 |
| 2024 | 555 | 13.534,78 | 24,39 | 8 |
| totale | 9.591 | 221.463,58 | 23,09 | 117 |