| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 175 | 2.686,96 | 15,35 | 1 |
| 2007 | 74 | 1.361,39 | 18,40 | 1 |
| 2008 | 134 | 2.469,48 | 18,43 | 3 |
| 2009 | 153 | 2.537,25 | 16,58 | 3 |
| 2010 | 162 | 2.259,83 | 13,95 | 3 |
| 2011 | 112 | 1.578,37 | 14,09 | 2 |
| 2012 | 173 | 2.815,78 | 16,28 | 4 |
| 2013 | 151 | 2.227,33 | 14,75 | 3 |
| 2014 | 130 | 2.351,32 | 18,09 | 3 |
| 2015 | 97 | 1.844,34 | 19,01 | 3 |
| 2016 | 128 | 2.532,56 | 19,79 | 4 |
| 2017 | 154 | 2.968,88 | 19,28 | 4 |
| 2018 | 172 | 3.262,93 | 18,97 | 5 |
| 2019 | 182 | 3.239,30 | 17,80 | 5 |
| 2020 | 161 | 3.064,72 | 19,04 | 5 |
| 2021 | 125 | 2.662,09 | 21,30 | 5 |
| 2022 | 143 | 2.997,93 | 20,96 | 5 |
| 2023 | 125 | 2.470,33 | 19,76 | 5 |
| 2024 | 123 | 2.463,26 | 20,03 | 5 |
| totale | 2.674 | 47.794,05 | 17,87 | 69 |