| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 91 | 1.506,72 | 16,56 | 2 |
| 2007 | 94 | 1.892,59 | 20,13 | 1 |
| 2008 | 87 | 1.816,72 | 20,88 | 2 |
| 2009 | 79 | 1.405,51 | 17,79 | 2 |
| 2010 | 69 | 972,32 | 14,09 | 2 |
| 2011 | 71 | 1.159,48 | 16,33 | 2 |
| 2012 | 86 | 1.728,13 | 20,09 | 2 |
| 2013 | 82 | 1.391,62 | 16,97 | 3 |
| 2014 | 95 | 2.080,37 | 21,90 | 3 |
| 2015 | 85 | 1.841,92 | 21,67 | 3 |
| 2016 | 79 | 1.549,00 | 19,61 | 3 |
| 2017 | 79 | 1.367,19 | 17,31 | 3 |
| 2018 | 85 | 1.517,71 | 17,86 | 3 |
| 2019 | 84 | 1.412,03 | 16,81 | 3 |
| 2020 | 78 | 1.332,12 | 17,08 | 3 |
| 2021 | 61 | 1.029,66 | 16,88 | 3 |
| 2022 | 64 | 1.195,53 | 18,68 | 3 |
| 2023 | 67 | 1.164,07 | 17,37 | 3 |
| 2024 | 64 | 1.405,78 | 21,97 | 4 |
| totale | 1.500 | 27.768,47 | 18,51 | 50 |