| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 114 | 3.172,41 | 27,83 | 1 |
| 2007 | 60 | 1.622,44 | 27,04 | 3 |
| 2008 | 100 | 4.416,32 | 44,16 | 5 |
| 2009 | 97 | 4.564,95 | 47,06 | 4 |
| 2010 | 120 | 4.607,74 | 38,40 | 4 |
| 2011 | 139 | 3.974,88 | 28,60 | 3 |
| 2012 | 156 | 4.443,62 | 28,48 | 5 |
| 2013 | 152 | 4.524,53 | 29,77 | 5 |
| 2014 | 160 | 5.939,99 | 37,12 | 5 |
| 2015 | 150 | 5.169,13 | 34,46 | 6 |
| 2016 | 176 | 6.297,20 | 35,78 | 6 |
| 2017 | 183 | 6.144,14 | 33,57 | 6 |
| 2018 | 208 | 6.099,94 | 29,33 | 6 |
| 2019 | 293 | 10.661,55 | 36,39 | 7 |
| 2020 | 364 | 13.389,60 | 36,78 | 7 |
| 2021 | 418 | 14.745,92 | 35,28 | 7 |
| 2022 | 357 | 16.347,54 | 45,79 | 6 |
| 2023 | 482 | 16.241,34 | 33,70 | 8 |
| 2024 | 488 | 16.779,47 | 34,38 | 9 |
| totale | 4.217 | 149.142,71 | 35,37 | 103 |