| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 220 | 3.552,32 | 16,15 | 1 |
| 2009 | 47 | 635,32 | 13,52 | 1 |
| 2010 | 133 | 2.643,42 | 19,88 | 2 |
| 2011 | 14 | 352,26 | 25,16 | 1 |
| 2012 | 163 | 2.912,57 | 17,87 | 2 |
| 2013 | 175 | 2.910,44 | 16,63 | 2 |
| 2014 | 172 | 3.164,13 | 18,40 | 2 |
| 2015 | 183 | 3.328,63 | 18,19 | 2 |
| 2016 | 171 | 3.409,67 | 19,94 | 2 |
| 2017 | 160 | 3.562,75 | 22,27 | 2 |
| 2018 | 148 | 3.103,41 | 20,97 | 3 |
| 2019 | 137 | 3.569,89 | 26,06 | 3 |
| 2020 | 141 | 3.933,16 | 27,89 | 3 |
| 2021 | 129 | 3.578,36 | 27,74 | 2 |
| 2022 | 136 | 4.140,04 | 30,44 | 2 |
| 2023 | 107 | 3.756,03 | 35,10 | 1 |
| 2024 | 129 | 3.982,87 | 30,87 | 3 |
| totale | 2.365 | 52.535,27 | 22,21 | 34 |