| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.146 | 26.794,00 | 23,38 | 6 |
| 2007 | 837 | 23.631,59 | 28,23 | 6 |
| 2008 | 917 | 27.217,51 | 29,68 | 9 |
| 2009 | 982 | 27.995,11 | 28,51 | 9 |
| 2010 | 1.122 | 27.837,81 | 24,81 | 9 |
| 2011 | 972 | 24.219,87 | 24,92 | 6 |
| 2012 | 1.173 | 29.697,06 | 25,32 | 9 |
| 2013 | 1.280 | 30.764,20 | 24,03 | 11 |
| 2014 | 1.311 | 42.547,69 | 32,45 | 13 |
| 2015 | 1.292 | 41.815,73 | 32,37 | 13 |
| 2016 | 1.216 | 39.565,28 | 32,54 | 11 |
| 2017 | 1.179 | 38.098,20 | 32,31 | 13 |
| 2018 | 1.143 | 36.221,12 | 31,69 | 15 |
| 2019 | 1.155 | 35.365,98 | 30,62 | 16 |
| 2020 | 1.083 | 35.307,73 | 32,60 | 16 |
| 2021 | 929 | 31.470,89 | 33,88 | 15 |
| 2022 | 928 | 35.056,46 | 37,78 | 16 |
| 2023 | 888 | 32.544,43 | 36,65 | 16 |
| 2024 | 893 | 30.430,95 | 34,08 | 20 |
| totale | 20.446 | 616.581,61 | 30,16 | 229 |