| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 845 | 14.653,19 | 17,34 | 2 |
| 2007 | 583 | 11.892,80 | 20,40 | 2 |
| 2008 | 394 | 8.629,24 | 21,90 | 3 |
| 2009 | 622 | 12.957,02 | 20,83 | 4 |
| 2010 | 736 | 12.526,08 | 17,02 | 5 |
| 2011 | 526 | 10.913,58 | 20,75 | 3 |
| 2012 | 693 | 14.495,47 | 20,92 | 6 |
| 2013 | 692 | 12.637,57 | 18,26 | 7 |
| 2014 | 658 | 14.905,61 | 22,65 | 7 |
| 2015 | 666 | 15.707,72 | 23,59 | 8 |
| 2016 | 683 | 17.143,22 | 25,10 | 8 |
| 2017 | 671 | 15.712,79 | 23,42 | 8 |
| 2018 | 683 | 17.073,76 | 25,00 | 9 |
| 2019 | 570 | 14.650,76 | 25,70 | 8 |
| 2020 | 606 | 15.578,04 | 25,71 | 9 |
| 2021 | 564 | 15.156,45 | 26,87 | 9 |
| 2022 | 571 | 15.549,83 | 27,23 | 8 |
| 2023 | 518 | 14.040,31 | 27,10 | 9 |
| 2024 | 569 | 14.821,49 | 26,05 | 12 |
| totale | 11.850 | 269.044,93 | 22,70 | 127 |