| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.017 | 68.133,55 | 33,78 | 14 |
| 2007 | 1.394 | 64.910,35 | 46,56 | 15 |
| 2008 | 1.539 | 57.346,47 | 37,26 | 17 |
| 2009 | 1.773 | 61.986,79 | 34,96 | 23 |
| 2010 | 1.774 | 51.673,40 | 29,13 | 25 |
| 2011 | 1.969 | 53.446,06 | 27,14 | 21 |
| 2012 | 2.136 | 61.095,71 | 28,60 | 25 |
| 2013 | 2.165 | 58.191,08 | 26,88 | 24 |
| 2014 | 2.319 | 73.181,45 | 31,56 | 26 |
| 2015 | 2.326 | 75.906,74 | 32,63 | 31 |
| 2016 | 2.198 | 71.745,89 | 32,64 | 28 |
| 2017 | 2.300 | 80.616,25 | 35,05 | 32 |
| 2018 | 2.064 | 71.056,12 | 34,43 | 35 |
| 2019 | 1.884 | 60.249,05 | 31,98 | 35 |
| 2020 | 1.868 | 65.755,97 | 35,20 | 34 |
| 2021 | 1.572 | 56.495,71 | 35,94 | 34 |
| 2022 | 1.460 | 55.950,17 | 38,32 | 36 |
| 2023 | 1.474 | 53.735,78 | 36,46 | 38 |
| 2024 | 1.532 | 51.002,43 | 33,29 | 42 |
| totale | 35.764 | 1.192.478,97 | 33,34 | 535 |