| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.000 | 45.806,03 | 22,90 | 2 |
| 2008 | 2.144 | 51.500,93 | 24,02 | 1 |
| 2009 | 1.814 | 42.152,82 | 23,24 | 2 |
| 2010 | 1.525 | 33.073,10 | 21,69 | 3 |
| 2011 | 1.513 | 31.689,51 | 20,94 | 2 |
| 2012 | 1.282 | 27.937,03 | 21,79 | 3 |
| 2013 | 874 | 21.423,95 | 24,51 | 3 |
| 2014 | 746 | 21.932,24 | 29,40 | 4 |
| 2015 | 860 | 24.500,06 | 28,49 | 4 |
| 2016 | 817 | 23.469,25 | 28,73 | 4 |
| 2017 | 800 | 21.549,91 | 26,94 | 4 |
| 2018 | 757 | 19.621,24 | 25,92 | 4 |
| 2019 | 654 | 17.537,32 | 26,82 | 4 |
| 2020 | 612 | 16.665,49 | 27,23 | 4 |
| 2021 | 513 | 13.740,07 | 26,78 | 4 |
| 2022 | 498 | 13.717,57 | 27,55 | 5 |
| 2023 | 417 | 11.807,45 | 28,32 | 6 |
| 2024 | 597 | 14.366,10 | 24,06 | 9 |
| totale | 18.423 | 452.490,07 | 24,56 | 68 |