| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 870 | 21.495,17 | 24,71 | 3 |
| 2007 | 788 | 20.032,93 | 25,42 | 2 |
| 2008 | 721 | 21.318,74 | 29,57 | 3 |
| 2009 | 866 | 26.380,76 | 30,46 | 6 |
| 2010 | 982 | 24.046,85 | 24,49 | 4 |
| 2011 | 767 | 17.512,00 | 22,83 | 2 |
| 2012 | 843 | 22.026,77 | 26,13 | 3 |
| 2013 | 776 | 18.953,01 | 24,42 | 2 |
| 2014 | 760 | 22.895,82 | 30,13 | 3 |
| 2015 | 739 | 23.979,57 | 32,45 | 3 |
| 2016 | 808 | 25.271,85 | 31,28 | 4 |
| 2017 | 997 | 34.328,90 | 34,43 | 6 |
| 2018 | 1.104 | 38.231,92 | 34,63 | 7 |
| 2019 | 1.088 | 38.791,20 | 35,65 | 6 |
| 2020 | 1.030 | 37.956,23 | 36,85 | 6 |
| 2021 | 1.075 | 39.716,02 | 36,95 | 7 |
| 2022 | 1.075 | 40.447,65 | 37,63 | 7 |
| 2023 | 1.154 | 43.397,77 | 37,61 | 9 |
| 2024 | 1.198 | 42.199,36 | 35,22 | 10 |
| totale | 17.641 | 558.982,52 | 31,69 | 93 |