| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 199 | 4.262,33 | 21,42 | 3 |
| 2007 | 46 | 2.247,34 | 48,86 | 2 |
| 2008 | 102 | 4.219,71 | 41,37 | 3 |
| 2009 | 137 | 3.989,00 | 29,12 | 4 |
| 2010 | 105 | 3.148,97 | 29,99 | 3 |
| 2011 | 95 | 2.279,48 | 23,99 | 2 |
| 2012 | 102 | 2.296,31 | 22,51 | 3 |
| 2013 | 91 | 1.721,97 | 18,92 | 3 |
| 2014 | 97 | 2.471,34 | 25,48 | 4 |
| 2015 | 107 | 2.959,44 | 27,66 | 6 |
| 2016 | 112 | 3.272,04 | 29,21 | 6 |
| 2017 | 129 | 3.512,35 | 27,23 | 5 |
| 2018 | 121 | 2.963,78 | 24,49 | 6 |
| 2019 | 99 | 4.148,25 | 41,90 | 5 |
| 2020 | 168 | 5.662,18 | 33,70 | 5 |
| 2021 | 189 | 5.114,40 | 27,06 | 5 |
| 2022 | 166 | 4.244,78 | 25,57 | 4 |
| 2023 | 192 | 5.604,78 | 29,19 | 5 |
| 2024 | 195 | 5.235,70 | 26,85 | 5 |
| totale | 2.452 | 69.354,15 | 28,28 | 79 |