| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 350 | 5.476,05 | 15,65 | 8 |
| 2007 | 180 | 3.221,76 | 17,90 | 4 |
| 2008 | 413 | 8.094,70 | 19,60 | 4 |
| 2009 | 368 | 6.728,08 | 18,28 | 5 |
| 2010 | 433 | 7.199,51 | 16,63 | 6 |
| 2011 | 710 | 14.973,34 | 21,09 | 5 |
| 2012 | 771 | 17.977,40 | 23,32 | 7 |
| 2013 | 741 | 15.960,57 | 21,54 | 8 |
| 2014 | 744 | 19.408,06 | 26,09 | 6 |
| 2015 | 684 | 18.660,16 | 27,28 | 6 |
| 2016 | 630 | 16.017,19 | 25,42 | 5 |
| 2017 | 610 | 15.796,15 | 25,90 | 7 |
| 2018 | 600 | 17.201,49 | 28,67 | 6 |
| 2019 | 612 | 18.921,91 | 30,92 | 6 |
| 2020 | 545 | 19.083,23 | 35,02 | 5 |
| 2021 | 593 | 19.222,62 | 32,42 | 7 |
| 2022 | 551 | 19.247,04 | 34,93 | 7 |
| 2023 | 564 | 18.996,49 | 33,68 | 8 |
| 2024 | 592 | 18.397,31 | 31,08 | 10 |
| totale | 10.691 | 280.583,06 | 26,24 | 120 |