| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 4.968 | 176.361,65 | 35,50 | 11 |
| 2007 | 2.284 | 89.693,62 | 39,27 | 10 |
| 2008 | 2.687 | 110.706,08 | 41,20 | 20 |
| 2009 | 2.940 | 124.681,83 | 42,41 | 23 |
| 2010 | 2.971 | 107.887,38 | 36,31 | 26 |
| 2011 | 2.763 | 94.992,44 | 34,38 | 18 |
| 2012 | 2.988 | 110.823,70 | 37,09 | 23 |
| 2013 | 3.117 | 106.895,34 | 34,29 | 26 |
| 2014 | 3.075 | 127.136,23 | 41,35 | 28 |
| 2015 | 2.674 | 125.797,99 | 47,04 | 25 |
| 2016 | 4.034 | 181.797,05 | 45,07 | 30 |
| 2017 | 4.485 | 220.568,98 | 49,18 | 30 |
| 2018 | 3.898 | 196.925,38 | 50,52 | 31 |
| 2019 | 4.481 | 216.665,47 | 48,35 | 34 |
| 2020 | 4.460 | 224.441,27 | 50,32 | 39 |
| 2021 | 4.399 | 219.898,67 | 49,99 | 36 |
| 2022 | 4.210 | 206.643,56 | 49,08 | 35 |
| 2023 | 4.168 | 190.859,09 | 45,79 | 42 |
| 2024 | 4.328 | 175.223,06 | 40,49 | 45 |
| totale | 68.930 | 3.007.998,79 | 43,64 | 532 |