| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 17 | 243,43 | 14,32 | 1 |
| 2007 | 42 | 735,42 | 17,51 | 1 |
| 2008 | 46 | 832,98 | 18,11 | 1 |
| 2009 | 4 | 56,34 | 14,09 | 1 |
| 2010 | 7 | 79,78 | 11,40 | 1 |
| 2012 | 14 | 196,15 | 14,01 | 1 |
| 2013 | 88 | 1.178,25 | 13,39 | 2 |
| 2014 | 111 | 1.674,96 | 15,09 | 2 |
| 2015 | 59 | 715,21 | 12,12 | 1 |
| 2016 | 86 | 1.254,95 | 14,59 | 2 |
| 2017 | 91 | 1.411,61 | 15,51 | 2 |
| 2018 | 96 | 1.358,49 | 14,15 | 2 |
| 2019 | 119 | 1.796,20 | 15,09 | 2 |
| 2020 | 116 | 1.818,74 | 15,68 | 2 |
| 2021 | 98 | 1.662,48 | 16,96 | 2 |
| 2022 | 100 | 1.524,83 | 15,25 | 2 |
| 2023 | 65 | 1.010,70 | 15,55 | 2 |
| 2024 | 47 | 823,58 | 17,52 | 2 |
| totale | 1.206 | 18.374,10 | 15,24 | 29 |