| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.146 | 17.585,70 | 15,35 | 3 |
| 2007 | 999 | 16.229,99 | 16,25 | 1 |
| 2008 | 1.050 | 16.475,94 | 15,69 | 1 |
| 2009 | 876 | 13.745,62 | 15,69 | 2 |
| 2010 | 1.255 | 17.364,93 | 13,84 | 2 |
| 2011 | 735 | 9.933,10 | 13,51 | 1 |
| 2012 | 1.324 | 18.644,60 | 14,08 | 3 |
| 2013 | 1.056 | 13.665,05 | 12,94 | 2 |
| 2014 | 1.033 | 16.157,44 | 15,64 | 4 |
| 2015 | 105 | 2.251,82 | 21,45 | 3 |
| 2016 | 266 | 4.309,57 | 16,20 | 5 |
| 2017 | 263 | 3.978,55 | 15,13 | 5 |
| 2018 | 116 | 2.562,39 | 22,09 | 5 |
| 2019 | 610 | 10.544,94 | 17,29 | 7 |
| 2020 | 480 | 9.431,79 | 19,65 | 7 |
| 2021 | 156 | 2.952,26 | 18,92 | 7 |
| 2022 | 130 | 2.587,11 | 19,90 | 7 |
| 2023 | 352 | 7.414,61 | 21,06 | 10 |
| 2024 | 360 | 6.869,20 | 19,08 | 9 |
| totale | 12.312 | 192.704,61 | 15,65 | 84 |