| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 183 | 2.405,34 | 13,14 | 2 |
| 2007 | 99 | 1.495,90 | 15,11 | 1 |
| 2008 | 83 | 1.425,22 | 17,17 | 1 |
| 2009 | 84 | 1.411,62 | 16,81 | 2 |
| 2010 | 85 | 1.447,94 | 17,03 | 2 |
| 2011 | 163 | 3.621,32 | 22,22 | 1 |
| 2012 | 187 | 3.945,23 | 21,10 | 2 |
| 2013 | 170 | 3.655,97 | 21,51 | 2 |
| 2014 | 157 | 4.412,61 | 28,11 | 2 |
| 2015 | 165 | 5.025,08 | 30,46 | 2 |
| 2016 | 142 | 4.301,19 | 30,29 | 2 |
| 2017 | 178 | 5.201,25 | 29,22 | 3 |
| 2018 | 148 | 4.516,20 | 30,51 | 3 |
| 2019 | 223 | 5.320,25 | 23,86 | 3 |
| 2020 | 208 | 5.231,13 | 25,15 | 3 |
| 2021 | 185 | 5.312,68 | 28,72 | 3 |
| 2022 | 182 | 5.272,63 | 28,97 | 3 |
| 2023 | 203 | 4.882,73 | 24,05 | 4 |
| 2024 | 189 | 3.948,49 | 20,89 | 4 |
| totale | 3.034 | 72.832,78 | 24,01 | 45 |