| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 4.375 | 112.071,98 | 25,62 | 9 |
| 2007 | 3.399 | 92.060,13 | 27,08 | 10 |
| 2008 | 2.009 | 62.176,70 | 30,95 | 11 |
| 2009 | 2.365 | 69.090,94 | 29,21 | 16 |
| 2010 | 2.474 | 61.661,08 | 24,92 | 16 |
| 2011 | 2.176 | 52.671,54 | 24,21 | 11 |
| 2012 | 2.677 | 66.796,96 | 24,95 | 16 |
| 2013 | 2.806 | 64.291,54 | 22,91 | 16 |
| 2014 | 3.017 | 87.023,00 | 28,84 | 17 |
| 2015 | 2.962 | 83.825,43 | 28,30 | 21 |
| 2016 | 3.024 | 91.172,46 | 30,15 | 21 |
| 2017 | 2.958 | 87.900,05 | 29,72 | 22 |
| 2018 | 2.802 | 79.172,88 | 28,26 | 23 |
| 2019 | 2.839 | 83.017,85 | 29,24 | 25 |
| 2020 | 2.581 | 80.809,67 | 31,31 | 25 |
| 2021 | 2.420 | 72.205,25 | 29,84 | 23 |
| 2022 | 2.337 | 75.234,92 | 32,19 | 24 |
| 2023 | 2.260 | 73.160,42 | 32,37 | 26 |
| 2024 | 2.454 | 71.606,68 | 29,18 | 29 |
| totale | 51.935 | 1.465.949,48 | 28,23 | 361 |