| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.234 | 26.000,72 | 21,07 | 5 |
| 2007 | 1.056 | 23.656,22 | 22,40 | 5 |
| 2008 | 1.326 | 34.516,07 | 26,03 | 4 |
| 2009 | 1.583 | 39.236,90 | 24,79 | 6 |
| 2010 | 1.331 | 29.345,34 | 22,05 | 3 |
| 2011 | 1.026 | 22.321,21 | 21,76 | 3 |
| 2012 | 1.133 | 28.458,34 | 25,12 | 4 |
| 2013 | 1.173 | 25.899,98 | 22,08 | 4 |
| 2014 | 1.106 | 30.828,73 | 27,87 | 4 |
| 2015 | 1.089 | 31.033,67 | 28,50 | 5 |
| 2016 | 996 | 31.064,34 | 31,19 | 5 |
| 2017 | 1.019 | 32.026,18 | 31,43 | 5 |
| 2018 | 987 | 29.533,94 | 29,92 | 5 |
| 2019 | 954 | 30.880,46 | 32,37 | 6 |
| 2020 | 925 | 27.202,88 | 29,41 | 6 |
| 2021 | 885 | 27.889,27 | 31,51 | 7 |
| 2022 | 1.199 | 30.437,61 | 25,39 | 6 |
| 2023 | 856 | 22.703,90 | 26,52 | 7 |
| 2024 | 844 | 21.914,97 | 25,97 | 7 |
| totale | 20.722 | 544.950,73 | 26,30 | 97 |