| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 231 | 5.937,40 | 25,70 | 3 |
| 2007 | 100 | 2.214,74 | 22,15 | 2 |
| 2008 | 82 | 2.629,24 | 32,06 | 2 |
| 2009 | 136 | 3.765,00 | 27,68 | 4 |
| 2010 | 94 | 2.482,77 | 26,41 | 3 |
| 2011 | 97 | 3.078,74 | 31,74 | 2 |
| 2012 | 103 | 2.891,10 | 28,07 | 3 |
| 2013 | 123 | 2.835,66 | 23,05 | 3 |
| 2014 | 139 | 3.992,49 | 28,72 | 3 |
| 2015 | 191 | 5.859,71 | 30,68 | 4 |
| 2016 | 214 | 6.741,32 | 31,50 | 4 |
| 2017 | 218 | 7.223,92 | 33,14 | 4 |
| 2018 | 47 | 1.261,08 | 26,83 | 3 |
| 2019 | 52 | 1.337,57 | 25,72 | 3 |
| 2020 | 40 | 835,41 | 20,89 | 2 |
| 2021 | 44 | 1.436,08 | 32,64 | 2 |
| 2022 | 50 | 2.007,74 | 40,15 | 2 |
| 2023 | 47 | 2.240,54 | 47,67 | 2 |
| 2024 | 48 | 1.560,42 | 32,51 | 2 |
| totale | 2.056 | 60.330,93 | 29,34 | 53 |