| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 156 | 2.996,89 | 19,21 | 2 |
| 2007 | 70 | 1.593,24 | 22,76 | 1 |
| 2008 | 78 | 1.883,68 | 24,15 | 2 |
| 2009 | 100 | 2.116,39 | 21,16 | 3 |
| 2010 | 117 | 2.241,43 | 19,16 | 4 |
| 2011 | 103 | 2.159,85 | 20,97 | 3 |
| 2012 | 133 | 2.748,27 | 20,66 | 4 |
| 2013 | 140 | 2.761,45 | 19,72 | 4 |
| 2014 | 135 | 3.630,57 | 26,89 | 4 |
| 2015 | 117 | 3.297,91 | 28,19 | 3 |
| 2016 | 151 | 3.911,61 | 25,90 | 4 |
| 2017 | 141 | 3.699,56 | 26,24 | 4 |
| 2018 | 139 | 3.523,28 | 25,35 | 4 |
| 2019 | 136 | 3.281,36 | 24,13 | 4 |
| 2020 | 156 | 4.135,59 | 26,51 | 5 |
| 2021 | 136 | 3.656,37 | 26,89 | 5 |
| 2022 | 143 | 3.587,72 | 25,09 | 5 |
| 2023 | 128 | 3.131,24 | 24,46 | 5 |
| 2024 | 155 | 3.376,13 | 21,78 | 5 |
| totale | 2.434 | 57.732,54 | 23,72 | 71 |