| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 686 | 21.164,52 | 30,85 | 4 |
| 2007 | 840 | 28.579,96 | 34,02 | 6 |
| 2008 | 944 | 30.838,52 | 32,67 | 5 |
| 2009 | 1.047 | 33.711,22 | 32,20 | 7 |
| 2010 | 1.171 | 30.860,66 | 26,35 | 7 |
| 2011 | 1.147 | 30.841,68 | 26,89 | 6 |
| 2012 | 493 | 13.399,09 | 27,18 | 5 |
| 2013 | 752 | 18.573,25 | 24,70 | 6 |
| 2014 | 684 | 21.820,87 | 31,90 | 7 |
| 2015 | 666 | 21.248,09 | 31,90 | 8 |
| 2016 | 662 | 22.348,55 | 33,76 | 8 |
| 2017 | 645 | 20.621,04 | 31,97 | 10 |
| 2018 | 668 | 20.831,63 | 31,19 | 10 |
| 2019 | 597 | 18.541,39 | 31,06 | 10 |
| 2020 | 554 | 17.739,43 | 32,02 | 9 |
| 2021 | 533 | 18.079,48 | 33,92 | 9 |
| 2022 | 510 | 16.253,26 | 31,87 | 9 |
| 2023 | 567 | 19.744,14 | 34,82 | 11 |
| 2024 | 605 | 18.586,86 | 30,72 | 14 |
| totale | 13.771 | 423.783,64 | 30,77 | 151 |