| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 494 | 7.899,00 | 15,99 | 3 |
| 2007 | 157 | 3.923,63 | 24,99 | 2 |
| 2008 | 178 | 5.179,99 | 29,10 | 2 |
| 2009 | 360 | 8.310,97 | 23,09 | 5 |
| 2010 | 455 | 8.887,94 | 19,53 | 6 |
| 2011 | 352 | 7.177,26 | 20,39 | 4 |
| 2012 | 411 | 8.585,26 | 20,89 | 6 |
| 2013 | 506 | 9.166,20 | 18,12 | 6 |
| 2014 | 703 | 15.017,31 | 21,36 | 7 |
| 2015 | 677 | 14.546,98 | 21,49 | 7 |
| 2016 | 644 | 13.608,28 | 21,13 | 7 |
| 2017 | 644 | 13.770,93 | 21,38 | 8 |
| 2018 | 586 | 12.934,22 | 22,07 | 9 |
| 2019 | 606 | 13.271,85 | 21,90 | 9 |
| 2020 | 609 | 13.432,54 | 22,06 | 9 |
| 2021 | 585 | 13.475,40 | 23,03 | 9 |
| 2022 | 502 | 12.235,05 | 24,37 | 7 |
| 2023 | 470 | 11.661,09 | 24,81 | 8 |
| 2024 | 482 | 13.132,04 | 27,24 | 8 |
| totale | 9.421 | 206.215,94 | 21,89 | 122 |