| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 172 | 3.231,33 | 18,79 | 2 |
| 2007 | 57 | 979,04 | 17,18 | 1 |
| 2008 | 54 | 973,41 | 18,03 | 1 |
| 2009 | 104 | 2.100,91 | 20,20 | 2 |
| 2010 | 107 | 2.025,09 | 18,93 | 2 |
| 2011 | 50 | 641,23 | 12,82 | 1 |
| 2012 | 186 | 3.614,69 | 19,43 | 2 |
| 2013 | 234 | 4.247,20 | 18,15 | 2 |
| 2014 | 225 | 5.422,57 | 24,10 | 2 |
| 2015 | 229 | 5.530,67 | 24,15 | 2 |
| 2016 | 199 | 5.021,74 | 25,23 | 2 |
| 2017 | 228 | 5.550,94 | 24,35 | 2 |
| 2018 | 203 | 5.332,77 | 26,27 | 2 |
| 2019 | 181 | 3.840,63 | 21,22 | 2 |
| 2020 | 184 | 4.342,59 | 23,60 | 2 |
| 2021 | 165 | 3.872,90 | 23,47 | 3 |
| 2022 | 169 | 4.045,93 | 23,94 | 2 |
| 2023 | 168 | 3.475,45 | 20,69 | 3 |
| 2024 | 171 | 3.982,90 | 23,29 | 3 |
| totale | 3.086 | 68.231,99 | 22,11 | 38 |