| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 742 | 16.519,22 | 22,26 | 6 |
| 2007 | 397 | 12.820,35 | 32,29 | 4 |
| 2008 | 587 | 15.879,65 | 27,05 | 5 |
| 2009 | 667 | 16.416,78 | 24,61 | 5 |
| 2010 | 831 | 16.681,52 | 20,07 | 6 |
| 2011 | 987 | 19.479,50 | 19,74 | 5 |
| 2012 | 1.084 | 23.117,52 | 21,33 | 6 |
| 2013 | 1.077 | 25.286,60 | 23,48 | 5 |
| 2014 | 1.132 | 31.802,38 | 28,09 | 7 |
| 2015 | 1.160 | 31.307,25 | 26,99 | 9 |
| 2016 | 1.275 | 35.182,43 | 27,59 | 10 |
| 2017 | 1.282 | 36.273,71 | 28,29 | 9 |
| 2018 | 1.417 | 42.251,27 | 29,82 | 11 |
| 2019 | 1.449 | 40.137,29 | 27,70 | 10 |
| 2020 | 1.383 | 37.451,13 | 27,08 | 10 |
| 2021 | 1.552 | 41.509,21 | 26,75 | 9 |
| 2022 | 1.605 | 41.422,28 | 25,81 | 9 |
| 2023 | 1.597 | 39.958,87 | 25,02 | 10 |
| 2024 | 2.024 | 48.659,05 | 24,04 | 13 |
| totale | 22.248 | 572.156,01 | 25,72 | 149 |