| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 110 | 2.224,78 | 20,23 | 2 |
| 2007 | 105 | 2.597,42 | 24,74 | 1 |
| 2008 | 101 | 2.209,15 | 21,87 | 1 |
| 2009 | 96 | 2.154,63 | 22,44 | 2 |
| 2010 | 99 | 2.152,78 | 21,75 | 2 |
| 2011 | 100 | 1.998,68 | 19,99 | 1 |
| 2012 | 103 | 2.143,19 | 20,81 | 2 |
| 2013 | 98 | 2.038,52 | 20,80 | 2 |
| 2014 | 90 | 2.373,07 | 26,37 | 2 |
| 2015 | 80 | 2.172,53 | 27,16 | 2 |
| 2016 | 81 | 2.141,96 | 26,44 | 2 |
| 2017 | 81 | 2.110,55 | 26,06 | 2 |
| 2018 | 81 | 2.028,01 | 25,04 | 2 |
| 2019 | 78 | 1.962,90 | 25,17 | 2 |
| 2020 | 73 | 1.999,56 | 27,39 | 2 |
| 2021 | 72 | 2.098,08 | 29,14 | 2 |
| 2022 | 69 | 2.207,93 | 32,00 | 2 |
| 2023 | 93 | 2.426,50 | 26,09 | 3 |
| 2024 | 129 | 3.173,26 | 24,60 | 3 |
| totale | 1.739 | 42.213,50 | 24,27 | 37 |