| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 178 | 3.245,40 | 18,23 | 2 |
| 2007 | 139 | 3.401,42 | 24,47 | 1 |
| 2008 | 178 | 3.779,70 | 21,23 | 1 |
| 2009 | 217 | 3.859,14 | 17,78 | 2 |
| 2010 | 635 | 10.184,42 | 16,04 | 2 |
| 2011 | 669 | 10.525,96 | 15,73 | 1 |
| 2012 | 793 | 13.732,87 | 17,32 | 2 |
| 2013 | 711 | 10.747,21 | 15,12 | 2 |
| 2014 | 241 | 5.580,22 | 23,15 | 2 |
| 2015 | 214 | 5.823,54 | 27,21 | 2 |
| 2016 | 195 | 5.776,28 | 29,62 | 2 |
| 2017 | 201 | 6.472,08 | 32,20 | 2 |
| 2018 | 186 | 5.335,29 | 28,68 | 2 |
| 2019 | 177 | 5.412,85 | 30,58 | 2 |
| 2020 | 146 | 4.623,82 | 31,67 | 2 |
| 2021 | 115 | 3.346,06 | 29,10 | 2 |
| 2022 | 110 | 2.967,90 | 26,98 | 2 |
| 2023 | 112 | 3.074,06 | 27,45 | 2 |
| 2024 | 143 | 6.924,83 | 48,43 | 2 |
| totale | 5.360 | 114.813,05 | 21,42 | 35 |