| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 113 | 2.374,45 | 21,01 | 2 |
| 2007 | 19 | 609,53 | 32,08 | 1 |
| 2008 | 81 | 4.037,73 | 49,85 | 1 |
| 2009 | 76 | 2.298,99 | 30,25 | 2 |
| 2010 | 72 | 1.932,87 | 26,85 | 2 |
| 2011 | 55 | 2.279,42 | 41,44 | 1 |
| 2012 | 82 | 36.118,96 | 440,48 | 2 |
| 2013 | 97 | 67.568,71 | 696,58 | 3 |
| 2014 | 76 | 4.112,71 | 54,11 | 2 |
| 2015 | 70 | 3.448,67 | 49,27 | 2 |
| 2016 | 57 | 3.138,51 | 55,06 | 2 |
| 2017 | 87 | 7.592,54 | 87,27 | 2 |
| 2018 | 71 | 4.719,89 | 66,48 | 2 |
| 2019 | 75 | 4.497,71 | 59,97 | 2 |
| 2020 | 72 | 3.603,14 | 50,04 | 2 |
| 2021 | 51 | 2.686,90 | 52,68 | 2 |
| 2022 | 45 | 1.851,73 | 41,15 | 2 |
| 2023 | 54 | 2.164,67 | 40,09 | 2 |
| 2024 | 32 | 1.218,43 | 38,08 | 2 |
| totale | 1.285 | 156.255,56 | 121,60 | 36 |