| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 288 | 5.545,54 | 19,26 | 2 |
| 2007 | 137 | 5.334,78 | 38,94 | 1 |
| 2008 | 308 | 10.591,53 | 34,39 | 3 |
| 2009 | 205 | 7.990,02 | 38,98 | 2 |
| 2010 | 404 | 9.044,32 | 22,39 | 4 |
| 2011 | 463 | 11.404,84 | 24,63 | 2 |
| 2012 | 621 | 16.470,42 | 26,52 | 4 |
| 2013 | 677 | 18.277,51 | 27,00 | 4 |
| 2014 | 728 | 22.766,73 | 31,27 | 3 |
| 2015 | 788 | 25.349,40 | 32,17 | 4 |
| 2016 | 923 | 28.808,52 | 31,21 | 4 |
| 2017 | 959 | 29.654,77 | 30,92 | 4 |
| 2018 | 1.468 | 44.940,50 | 30,61 | 4 |
| 2019 | 1.698 | 53.629,99 | 31,58 | 5 |
| 2020 | 1.820 | 59.013,99 | 32,43 | 5 |
| 2021 | 1.999 | 62.742,53 | 31,39 | 6 |
| 2022 | 1.916 | 60.855,34 | 31,76 | 6 |
| 2023 | 1.817 | 53.929,59 | 29,68 | 7 |
| 2024 | 2.251 | 55.654,80 | 24,72 | 8 |
| totale | 19.470 | 582.005,12 | 29,89 | 78 |