| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 8.741 | 253.529,19 | 29,00 | 8 |
| 2007 | 8.347 | 265.122,20 | 31,76 | 8 |
| 2008 | 11.741 | 380.482,47 | 32,41 | 16 |
| 2009 | 9.737 | 300.190,62 | 30,83 | 16 |
| 2010 | 10.217 | 268.316,24 | 26,26 | 14 |
| 2011 | 12.432 | 332.978,93 | 26,78 | 16 |
| 2012 | 12.452 | 350.207,37 | 28,12 | 22 |
| 2013 | 2.738 | 74.095,73 | 27,06 | 21 |
| 2014 | 4.355 | 144.107,50 | 33,09 | 29 |
| 2015 | 4.386 | 144.296,09 | 32,90 | 30 |
| 2016 | 4.483 | 153.445,26 | 34,23 | 34 |
| 2017 | 5.014 | 170.344,26 | 33,97 | 40 |
| 2018 | 5.360 | 179.024,01 | 33,40 | 44 |
| 2019 | 5.724 | 183.038,42 | 31,98 | 46 |
| 2020 | 5.103 | 179.786,74 | 35,23 | 50 |
| 2021 | 3.690 | 123.184,22 | 33,38 | 56 |
| 2022 | 3.561 | 119.802,23 | 33,64 | 49 |
| 2023 | 4.023 | 123.705,59 | 30,75 | 75 |
| 2024 | 4.493 | 132.608,47 | 29,51 | 83 |
| totale | 126.597 | 3.878.265,54 | 30,63 | 657 |