| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 87 | 1.371,28 | 15,76 | 2 |
| 2007 | 110 | 2.553,38 | 23,21 | 1 |
| 2008 | 145 | 4.042,22 | 27,88 | 2 |
| 2009 | 216 | 5.653,30 | 26,17 | 3 |
| 2010 | 168 | 3.576,65 | 21,29 | 3 |
| 2011 | 157 | 3.481,25 | 22,17 | 2 |
| 2012 | 126 | 3.189,54 | 25,31 | 3 |
| 2013 | 97 | 2.224,11 | 22,93 | 6 |
| 2014 | 92 | 2.850,07 | 30,98 | 5 |
| 2015 | 82 | 2.988,76 | 36,45 | 5 |
| 2016 | 92 | 3.138,97 | 34,12 | 5 |
| 2017 | 81 | 2.927,95 | 36,15 | 5 |
| 2018 | 77 | 2.649,77 | 34,41 | 5 |
| 2019 | 28 | 633,87 | 22,64 | 4 |
| 2020 | 161 | 2.787,70 | 17,31 | 5 |
| 2021 | 324 | 5.649,99 | 17,44 | 5 |
| 2022 | 172 | 3.235,03 | 18,81 | 4 |
| 2023 | 251 | 4.345,22 | 17,31 | 5 |
| 2024 | 301 | 5.506,27 | 18,29 | 5 |
| totale | 2.767 | 62.805,33 | 22,70 | 75 |