| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.176 | 31.070,13 | 26,42 | 4 |
| 2007 | 1.266 | 34.498,92 | 27,25 | 7 |
| 2008 | 273 | 10.366,05 | 37,97 | 5 |
| 2009 | 1.202 | 32.698,99 | 27,20 | 7 |
| 2010 | 970 | 25.357,63 | 26,14 | 8 |
| 2011 | 704 | 17.659,27 | 25,08 | 6 |
| 2012 | 1.244 | 32.874,63 | 26,43 | 9 |
| 2013 | 1.221 | 30.827,08 | 25,25 | 10 |
| 2014 | 1.262 | 39.574,69 | 31,36 | 10 |
| 2015 | 1.107 | 36.229,32 | 32,73 | 12 |
| 2016 | 1.015 | 34.174,14 | 33,67 | 10 |
| 2017 | 990 | 32.700,43 | 33,03 | 13 |
| 2018 | 964 | 34.031,03 | 35,30 | 11 |
| 2019 | 949 | 36.265,24 | 38,21 | 12 |
| 2020 | 968 | 34.743,63 | 35,89 | 12 |
| 2021 | 891 | 31.877,66 | 35,78 | 12 |
| 2022 | 842 | 32.117,90 | 38,14 | 12 |
| 2023 | 862 | 32.536,01 | 37,74 | 14 |
| 2024 | 877 | 31.199,20 | 35,57 | 16 |
| totale | 18.783 | 590.801,95 | 31,45 | 190 |