| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 914 | 17.704,93 | 19,37 | 4 |
| 2007 | 265 | 5.746,01 | 21,68 | 3 |
| 2008 | 194 | 4.025,11 | 20,75 | 1 |
| 2009 | 464 | 9.265,43 | 19,97 | 3 |
| 2010 | 547 | 9.650,83 | 17,64 | 4 |
| 2011 | 153 | 2.957,51 | 19,33 | 1 |
| 2012 | 563 | 9.540,24 | 16,95 | 4 |
| 2013 | 522 | 9.091,21 | 17,42 | 4 |
| 2014 | 630 | 15.105,64 | 23,98 | 5 |
| 2015 | 506 | 11.757,28 | 23,24 | 3 |
| 2016 | 562 | 14.291,29 | 25,43 | 5 |
| 2017 | 638 | 17.204,89 | 26,97 | 7 |
| 2018 | 621 | 16.651,64 | 26,81 | 7 |
| 2019 | 585 | 15.635,05 | 26,73 | 7 |
| 2020 | 734 | 19.313,90 | 26,31 | 8 |
| 2021 | 702 | 18.589,57 | 26,48 | 7 |
| 2022 | 916 | 25.395,52 | 27,72 | 8 |
| 2023 | 943 | 26.973,27 | 28,60 | 11 |
| 2024 | 923 | 24.075,03 | 26,08 | 11 |
| totale | 11.382 | 272.974,35 | 23,98 | 103 |