| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 781 | 13.063,73 | 16,73 | 3 |
| 2007 | 351 | 8.197,65 | 23,36 | 1 |
| 2008 | 466 | 11.584,56 | 24,86 | 2 |
| 2009 | 527 | 12.206,83 | 23,16 | 3 |
| 2010 | 566 | 10.563,06 | 18,66 | 3 |
| 2011 | 470 | 8.101,73 | 17,24 | 2 |
| 2012 | 465 | 9.593,88 | 20,63 | 3 |
| 2013 | 461 | 7.978,55 | 17,31 | 3 |
| 2014 | 463 | 9.949,04 | 21,49 | 3 |
| 2015 | 404 | 9.163,07 | 22,68 | 3 |
| 2016 | 446 | 9.997,35 | 22,42 | 3 |
| 2017 | 425 | 9.923,58 | 23,35 | 3 |
| 2018 | 394 | 9.531,41 | 24,19 | 3 |
| 2019 | 420 | 10.453,89 | 24,89 | 3 |
| 2020 | 490 | 11.699,23 | 23,88 | 3 |
| 2021 | 418 | 10.256,76 | 24,54 | 3 |
| 2022 | 432 | 11.285,85 | 26,12 | 4 |
| 2023 | 467 | 11.584,86 | 24,81 | 5 |
| 2024 | 541 | 11.832,21 | 21,87 | 5 |
| totale | 8.987 | 196.967,24 | 21,92 | 58 |