| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 310 | 6.438,84 | 20,77 | 3 |
| 2007 | 199 | 5.093,50 | 25,60 | 2 |
| 2008 | 247 | 6.740,56 | 27,29 | 3 |
| 2009 | 252 | 6.629,85 | 26,31 | 4 |
| 2010 | 282 | 6.689,61 | 23,72 | 5 |
| 2011 | 222 | 5.141,51 | 23,16 | 4 |
| 2012 | 261 | 6.375,93 | 24,43 | 5 |
| 2013 | 258 | 6.103,67 | 23,66 | 5 |
| 2014 | 251 | 7.242,16 | 28,85 | 5 |
| 2015 | 257 | 6.827,00 | 26,56 | 4 |
| 2016 | 240 | 7.257,01 | 30,24 | 4 |
| 2017 | 209 | 6.161,69 | 29,48 | 4 |
| 2018 | 214 | 7.129,71 | 33,32 | 4 |
| 2019 | 214 | 7.318,98 | 34,20 | 4 |
| 2020 | 225 | 7.909,97 | 35,16 | 5 |
| 2021 | 232 | 7.685,91 | 33,13 | 5 |
| 2022 | 177 | 6.722,35 | 37,98 | 6 |
| 2023 | 304 | 7.412,35 | 24,38 | 6 |
| 2024 | 246 | 6.876,00 | 27,95 | 7 |
| totale | 4.600 | 127.756,60 | 27,77 | 85 |