| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.617 | 74.369,09 | 28,42 | 3 |
| 2007 | 2.179 | 69.116,73 | 31,72 | 1 |
| 2008 | 96 | 3.047,42 | 31,74 | 2 |
| 2009 | 232 | 6.611,22 | 28,50 | 4 |
| 2010 | 358 | 10.856,54 | 30,33 | 6 |
| 2011 | 92 | 2.134,59 | 23,20 | 1 |
| 2012 | 285 | 8.235,08 | 28,90 | 4 |
| 2013 | 315 | 9.065,59 | 28,78 | 4 |
| 2014 | 193 | 6.342,79 | 32,86 | 3 |
| 2015 | 321 | 10.675,62 | 33,26 | 5 |
| 2016 | 402 | 13.311,23 | 33,11 | 5 |
| 2017 | 402 | 13.921,93 | 34,63 | 5 |
| 2018 | 389 | 13.343,71 | 34,30 | 6 |
| 2019 | 358 | 12.729,64 | 35,56 | 5 |
| 2020 | 485 | 16.347,55 | 33,71 | 7 |
| 2021 | 545 | 16.943,75 | 31,09 | 8 |
| 2022 | 523 | 17.341,19 | 33,16 | 9 |
| 2023 | 461 | 14.696,14 | 31,88 | 12 |
| 2024 | 464 | 13.807,59 | 29,76 | 13 |
| totale | 10.717 | 332.897,40 | 31,06 | 103 |