| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3.016 | 70.513,52 | 23,38 | 8 |
| 2007 | 2.311 | 62.715,09 | 27,14 | 7 |
| 2008 | 2.861 | 75.421,54 | 26,36 | 10 |
| 2009 | 3.062 | 78.319,18 | 25,58 | 11 |
| 2010 | 3.115 | 67.718,64 | 21,74 | 15 |
| 2011 | 2.964 | 64.038,97 | 21,61 | 9 |
| 2012 | 2.613 | 64.881,30 | 24,83 | 16 |
| 2013 | 3.262 | 71.487,81 | 21,92 | 14 |
| 2014 | 3.136 | 86.000,36 | 27,42 | 16 |
| 2015 | 3.139 | 84.401,60 | 26,89 | 16 |
| 2016 | 2.793 | 80.155,83 | 28,70 | 16 |
| 2017 | 2.925 | 84.594,70 | 28,92 | 18 |
| 2018 | 2.876 | 81.036,69 | 28,18 | 20 |
| 2019 | 3.112 | 85.186,17 | 27,37 | 21 |
| 2020 | 2.988 | 87.197,39 | 29,18 | 20 |
| 2021 | 2.946 | 84.364,89 | 28,64 | 22 |
| 2022 | 2.824 | 84.962,43 | 30,09 | 19 |
| 2023 | 2.946 | 92.326,48 | 31,34 | 22 |
| 2024 | 2.874 | 85.544,49 | 29,76 | 21 |
| totale | 55.763 | 1.490.867,08 | 26,74 | 301 |