| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.313 | 28.830,69 | 21,96 | 7 |
| 2007 | 1.231 | 27.716,28 | 22,52 | 4 |
| 2008 | 853 | 20.886,37 | 24,49 | 4 |
| 2009 | 1.171 | 25.870,28 | 22,09 | 9 |
| 2010 | 1.111 | 21.707,69 | 19,54 | 8 |
| 2011 | 666 | 13.984,26 | 21,00 | 6 |
| 2012 | 717 | 15.999,22 | 22,31 | 10 |
| 2013 | 863 | 17.921,69 | 20,77 | 9 |
| 2014 | 1.120 | 29.059,55 | 25,95 | 13 |
| 2015 | 1.141 | 28.171,81 | 24,69 | 12 |
| 2016 | 1.091 | 27.553,72 | 25,26 | 12 |
| 2017 | 1.103 | 28.374,20 | 25,72 | 13 |
| 2018 | 1.227 | 31.237,14 | 25,46 | 15 |
| 2019 | 1.329 | 31.038,31 | 23,35 | 17 |
| 2020 | 1.576 | 38.807,71 | 24,62 | 17 |
| 2021 | 1.359 | 35.913,23 | 26,43 | 16 |
| 2022 | 1.440 | 37.676,36 | 26,16 | 16 |
| 2023 | 1.572 | 38.730,91 | 24,64 | 16 |
| 2024 | 1.611 | 39.745,74 | 24,67 | 20 |
| totale | 22.494 | 539.225,16 | 23,97 | 224 |