| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 20 | 362,14 | 18,11 | 1 |
| 2008 | 122 | 3.237,48 | 26,54 | 1 |
| 2009 | 5 | 85,17 | 17,03 | 1 |
| 2010 | 9 | 169,58 | 18,84 | 1 |
| 2012 | 112 | 2.456,00 | 21,93 | 2 |
| 2013 | 76 | 1.400,99 | 18,43 | 2 |
| 2014 | 95 | 2.183,58 | 22,99 | 2 |
| 2015 | 85 | 2.105,08 | 24,77 | 2 |
| 2016 | 73 | 1.835,46 | 25,14 | 2 |
| 2017 | 63 | 1.508,35 | 23,94 | 2 |
| 2018 | 72 | 1.549,32 | 21,52 | 2 |
| 2019 | 68 | 1.566,00 | 23,03 | 2 |
| 2020 | 72 | 1.893,07 | 26,29 | 2 |
| 2021 | 54 | 1.445,94 | 26,78 | 2 |
| 2022 | 32 | 728,42 | 22,76 | 2 |
| 2023 | 22 | 554,50 | 25,20 | 2 |
| 2024 | 7 | 250,03 | 35,72 | 1 |
| totale | 987 | 23.331,11 | 23,64 | 29 |