| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 386 | 5.887,93 | 15,25 | 5 |
| 2007 | 79 | 3.319,03 | 42,01 | 4 |
| 2008 | 68 | 3.952,88 | 58,13 | 4 |
| 2009 | 83 | 4.096,18 | 49,35 | 3 |
| 2010 | 90 | 3.393,06 | 37,70 | 4 |
| 2011 | 9 | 196,89 | 21,88 | 2 |
| 2012 | 32 | 573,35 | 17,92 | 3 |
| 2013 | 45 | 856,78 | 19,04 | 3 |
| 2014 | 361 | 7.091,53 | 19,64 | 6 |
| 2015 | 26 | 637,58 | 24,52 | 5 |
| 2016 | 213 | 4.441,09 | 20,85 | 5 |
| 2017 | 240 | 5.211,34 | 21,71 | 6 |
| 2018 | 343 | 8.313,00 | 24,24 | 8 |
| 2019 | 447 | 10.710,61 | 23,96 | 9 |
| 2020 | 527 | 13.514,84 | 25,64 | 9 |
| 2021 | 683 | 17.499,53 | 25,62 | 10 |
| 2022 | 664 | 16.984,40 | 25,58 | 10 |
| 2023 | 606 | 13.877,30 | 22,90 | 9 |
| 2024 | 526 | 11.808,26 | 22,45 | 10 |
| totale | 5.428 | 132.365,58 | 24,39 | 115 |