| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 138 | 2.810,03 | 20,36 | 2 |
| 2007 | 6 | 259,07 | 43,18 | 1 |
| 2009 | 117 | 2.140,45 | 18,29 | 3 |
| 2010 | 108 | 1.640,18 | 15,19 | 1 |
| 2011 | 23 | 1.132,67 | 49,25 | 2 |
| 2012 | 122 | 1.877,07 | 15,39 | 1 |
| 2013 | 133 | 1.864,76 | 14,02 | 1 |
| 2014 | 122 | 2.231,36 | 18,29 | 1 |
| 2015 | 128 | 2.578,78 | 20,15 | 1 |
| 2016 | 105 | 2.039,34 | 19,42 | 1 |
| 2017 | 112 | 2.277,81 | 20,34 | 1 |
| 2018 | 111 | 1.995,45 | 17,98 | 1 |
| 2019 | 108 | 1.829,98 | 16,94 | 1 |
| 2020 | 99 | 1.827,28 | 18,46 | 1 |
| 2021 | 93 | 1.879,25 | 20,21 | 1 |
| 2022 | 80 | 1.656,84 | 20,71 | 1 |
| 2023 | 78 | 1.477,99 | 18,95 | 2 |
| 2024 | 87 | 1.823,32 | 20,96 | 3 |
| totale | 1.770 | 33.341,63 | 18,84 | 25 |