| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 718 | 15.612,65 | 21,74 | 4 |
| 2007 | 469 | 11.611,32 | 24,76 | 3 |
| 2008 | 480 | 12.840,95 | 26,75 | 3 |
| 2009 | 592 | 14.422,49 | 24,36 | 4 |
| 2010 | 734 | 13.380,62 | 18,23 | 4 |
| 2011 | 590 | 11.431,87 | 19,38 | 3 |
| 2012 | 881 | 16.568,36 | 18,81 | 4 |
| 2013 | 663 | 12.353,44 | 18,63 | 4 |
| 2014 | 639 | 14.461,09 | 22,63 | 4 |
| 2015 | 470 | 10.065,10 | 21,42 | 3 |
| 2016 | 603 | 13.209,13 | 21,91 | 5 |
| 2017 | 528 | 12.100,59 | 22,92 | 5 |
| 2018 | 508 | 10.697,07 | 21,06 | 5 |
| 2019 | 747 | 17.680,36 | 23,67 | 6 |
| 2020 | 758 | 18.784,86 | 24,78 | 6 |
| 2021 | 733 | 18.327,64 | 25,00 | 6 |
| 2022 | 948 | 25.004,34 | 26,38 | 7 |
| 2023 | 990 | 25.409,37 | 25,67 | 8 |
| 2024 | 1.011 | 26.238,97 | 25,95 | 9 |
| totale | 13.062 | 300.200,22 | 22,98 | 93 |