| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 380 | 6.107,28 | 16,07 | 2 |
| 2007 | 9 | 382,13 | 42,46 | 1 |
| 2008 | 7 | 427,22 | 61,03 | 1 |
| 2009 | 102 | 1.693,17 | 16,60 | 2 |
| 2010 | 123 | 1.814,55 | 14,75 | 2 |
| 2011 | 11 | 229,84 | 20,89 | 1 |
| 2012 | 195 | 3.070,68 | 15,75 | 2 |
| 2013 | 170 | 2.636,36 | 15,51 | 2 |
| 2014 | 156 | 2.876,67 | 18,44 | 2 |
| 2015 | 149 | 2.812,52 | 18,88 | 2 |
| 2016 | 132 | 2.546,79 | 19,29 | 1 |
| 2017 | 131 | 2.665,22 | 20,35 | 1 |
| 2018 | 120 | 2.274,02 | 18,95 | 1 |
| 2019 | 133 | 2.589,13 | 19,47 | 1 |
| 2020 | 167 | 3.569,66 | 21,38 | 2 |
| 2021 | 164 | 3.266,61 | 19,92 | 2 |
| 2022 | 138 | 2.901,70 | 21,03 | 2 |
| 2023 | 141 | 2.625,79 | 18,62 | 2 |
| 2024 | 112 | 2.249,55 | 20,09 | 2 |
| totale | 2.540 | 46.738,89 | 18,40 | 31 |