| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 226 | 6.334,31 | 28,03 | 3 |
| 2007 | 225 | 6.744,45 | 29,98 | 2 |
| 2008 | 151 | 3.976,09 | 26,33 | 1 |
| 2009 | 170 | 5.324,09 | 31,32 | 2 |
| 2010 | 12 | 127,06 | 10,59 | 1 |
| 2011 | 126 | 2.744,96 | 21,79 | 1 |
| 2012 | 124 | 2.820,10 | 22,74 | 2 |
| 2013 | 130 | 2.808,25 | 21,60 | 2 |
| 2014 | 119 | 3.203,11 | 26,92 | 2 |
| 2015 | 112 | 3.116,21 | 27,82 | 2 |
| 2016 | 117 | 2.921,81 | 24,97 | 2 |
| 2017 | 95 | 2.573,91 | 27,09 | 2 |
| 2018 | 82 | 2.793,82 | 34,07 | 2 |
| 2019 | 89 | 2.798,38 | 31,44 | 3 |
| 2020 | 98 | 3.064,17 | 31,27 | 3 |
| 2021 | 61 | 2.502,55 | 41,03 | 2 |
| 2022 | 84 | 3.051,27 | 36,32 | 3 |
| 2023 | 69 | 2.040,34 | 29,57 | 2 |
| 2024 | 7 | 197,34 | 28,19 | 1 |
| totale | 2.097 | 59.142,22 | 28,20 | 38 |