| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 90 | 2.386,28 | 26,51 | 1 |
| 2007 | 36 | 1.037,56 | 28,82 | 1 |
| 2008 | 39 | 1.028,94 | 26,38 | 1 |
| 2009 | 56 | 1.834,22 | 32,75 | 3 |
| 2010 | 67 | 1.506,81 | 22,49 | 4 |
| 2012 | 63 | 1.474,40 | 23,40 | 4 |
| 2013 | 61 | 1.163,86 | 19,08 | 4 |
| 2014 | 47 | 1.100,72 | 23,42 | 3 |
| 2015 | 28 | 1.010,40 | 36,09 | 2 |
| 2016 | 30 | 1.048,38 | 34,95 | 2 |
| 2017 | 55 | 1.219,39 | 22,17 | 3 |
| 2018 | 48 | 1.758,37 | 36,63 | 3 |
| 2019 | 44 | 1.985,85 | 45,13 | 3 |
| 2020 | 43 | 1.342,94 | 31,23 | 3 |
| 2021 | 58 | 2.357,79 | 40,65 | 4 |
| 2022 | 70 | 2.846,13 | 40,66 | 4 |
| 2023 | 62 | 2.160,19 | 34,84 | 4 |
| 2024 | 75 | 2.654,63 | 35,40 | 4 |
| totale | 972 | 29.916,86 | 30,78 | 53 |