| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 248 | 4.813,56 | 19,41 | 2 |
| 2007 | 168 | 4.951,42 | 29,47 | 2 |
| 2008 | 187 | 4.691,36 | 25,09 | 2 |
| 2009 | 183 | 4.469,02 | 24,42 | 3 |
| 2010 | 175 | 3.500,68 | 20,00 | 3 |
| 2011 | 143 | 2.951,89 | 20,64 | 2 |
| 2012 | 154 | 2.826,14 | 18,35 | 4 |
| 2013 | 161 | 2.997,45 | 18,62 | 4 |
| 2014 | 146 | 3.145,36 | 21,54 | 3 |
| 2015 | 136 | 2.959,48 | 21,76 | 3 |
| 2016 | 133 | 3.032,94 | 22,80 | 3 |
| 2017 | 130 | 3.170,02 | 24,38 | 3 |
| 2018 | 135 | 3.022,43 | 22,39 | 3 |
| 2019 | 168 | 4.331,49 | 25,78 | 3 |
| 2020 | 189 | 5.450,61 | 28,84 | 3 |
| 2021 | 174 | 4.830,07 | 27,76 | 3 |
| 2022 | 182 | 4.451,35 | 24,46 | 3 |
| 2023 | 173 | 4.254,88 | 24,59 | 3 |
| 2024 | 174 | 4.557,48 | 26,19 | 4 |
| totale | 3.159 | 74.407,63 | 23,55 | 56 |