| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 128 | 2.683,86 | 20,97 | 1 |
| 2008 | 40 | 1.050,17 | 26,25 | 1 |
| 2009 | 35 | 672,01 | 19,20 | 1 |
| 2010 | 40 | 1.066,18 | 26,65 | 2 |
| 2011 | 22 | 781,40 | 35,52 | 1 |
| 2012 | 69 | 1.718,99 | 24,91 | 3 |
| 2013 | 58 | 1.350,25 | 23,28 | 2 |
| 2014 | 91 | 2.693,59 | 29,60 | 3 |
| 2015 | 81 | 2.744,78 | 33,89 | 2 |
| 2016 | 116 | 3.866,51 | 33,33 | 3 |
| 2017 | 123 | 3.915,85 | 31,84 | 3 |
| 2018 | 128 | 3.589,19 | 28,04 | 4 |
| 2019 | 134 | 3.651,03 | 27,25 | 4 |
| 2020 | 139 | 4.149,72 | 29,85 | 4 |
| 2021 | 235 | 7.548,44 | 32,12 | 5 |
| 2022 | 266 | 8.587,41 | 32,28 | 5 |
| 2023 | 248 | 7.539,19 | 30,40 | 5 |
| 2024 | 264 | 7.997,99 | 30,30 | 5 |
| totale | 2.217 | 65.606,56 | 29,59 | 54 |