| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 88 | 1.601,93 | 18,20 | 1 |
| 2007 | 3 | 116,46 | 38,82 | 1 |
| 2008 | 1 | 128,43 | 128,43 | 1 |
| 2009 | 36 | 1.359,07 | 37,75 | 2 |
| 2010 | 50 | 1.608,46 | 32,17 | 3 |
| 2011 | 51 | 1.247,98 | 24,47 | 2 |
| 2012 | 68 | 1.793,45 | 26,37 | 3 |
| 2013 | 63 | 1.546,57 | 24,55 | 2 |
| 2014 | 69 | 2.051,25 | 29,73 | 2 |
| 2015 | 84 | 2.910,59 | 34,65 | 2 |
| 2016 | 63 | 1.803,74 | 28,63 | 2 |
| 2017 | 77 | 2.384,33 | 30,97 | 2 |
| 2018 | 84 | 2.259,60 | 26,90 | 2 |
| 2019 | 78 | 2.390,10 | 30,64 | 2 |
| 2020 | 73 | 2.482,23 | 34,00 | 2 |
| 2021 | 67 | 2.220,01 | 33,13 | 2 |
| 2022 | 70 | 2.497,88 | 35,68 | 3 |
| 2023 | 78 | 2.440,35 | 31,29 | 4 |
| 2024 | 80 | 3.040,40 | 38,01 | 5 |
| totale | 1.183 | 35.882,83 | 30,33 | 43 |