| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 805 | 22.562,52 | 28,03 | 5 |
| 2007 | 528 | 16.671,97 | 31,58 | 3 |
| 2008 | 1.354 | 50.255,76 | 37,12 | 4 |
| 2009 | 411 | 16.678,10 | 40,58 | 3 |
| 2010 | 1.289 | 40.709,49 | 31,58 | 5 |
| 2011 | 1.298 | 40.816,97 | 31,45 | 4 |
| 2012 | 1.300 | 39.630,44 | 30,48 | 5 |
| 2013 | 1.292 | 39.337,97 | 30,45 | 5 |
| 2014 | 1.258 | 48.839,21 | 38,82 | 5 |
| 2015 | 639 | 20.761,86 | 32,49 | 5 |
| 2016 | 1.056 | 40.768,95 | 38,61 | 6 |
| 2017 | 918 | 40.365,51 | 43,97 | 6 |
| 2018 | 896 | 37.375,91 | 41,71 | 6 |
| 2019 | 831 | 36.416,80 | 43,82 | 6 |
| 2020 | 721 | 30.555,99 | 42,38 | 6 |
| 2021 | 562 | 25.338,14 | 45,09 | 5 |
| 2022 | 565 | 24.849,53 | 43,98 | 5 |
| 2023 | 552 | 26.393,75 | 47,81 | 5 |
| 2024 | 559 | 24.308,74 | 43,49 | 5 |
| totale | 16.834 | 622.637,61 | 36,99 | 94 |