| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 405 | 11.624,87 | 28,70 | 3 |
| 2007 | 153 | 4.199,52 | 27,45 | 2 |
| 2008 | 112 | 3.328,63 | 29,72 | 1 |
| 2009 | 297 | 8.905,03 | 29,98 | 3 |
| 2010 | 296 | 7.400,26 | 25,00 | 3 |
| 2012 | 211 | 5.771,08 | 27,35 | 3 |
| 2013 | 234 | 7.780,05 | 33,25 | 2 |
| 2014 | 282 | 9.978,67 | 35,39 | 2 |
| 2015 | 247 | 9.235,86 | 37,39 | 4 |
| 2016 | 228 | 8.833,75 | 38,74 | 3 |
| 2017 | 260 | 9.385,47 | 36,10 | 3 |
| 2018 | 235 | 9.109,78 | 38,77 | 3 |
| 2019 | 249 | 9.775,77 | 39,26 | 3 |
| 2020 | 235 | 9.265,94 | 39,43 | 4 |
| 2021 | 219 | 9.219,20 | 42,10 | 3 |
| 2022 | 121 | 4.241,26 | 35,05 | 3 |
| 2023 | 125 | 3.825,35 | 30,60 | 4 |
| 2024 | 148 | 4.811,58 | 32,51 | 3 |
| totale | 4.057 | 136.692,07 | 33,69 | 52 |