| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 139 | 2.338,54 | 16,82 | 1 |
| 2009 | 67 | 1.394,90 | 20,82 | 2 |
| 2010 | 48 | 873,78 | 18,20 | 1 |
| 2011 | 8 | 164,21 | 20,53 | 1 |
| 2012 | 69 | 1.249,39 | 18,11 | 1 |
| 2013 | 83 | 1.915,49 | 23,08 | 2 |
| 2014 | 94 | 2.920,18 | 31,07 | 2 |
| 2015 | 192 | 6.040,47 | 31,46 | 3 |
| 2016 | 183 | 6.023,77 | 32,92 | 3 |
| 2017 | 164 | 5.631,47 | 34,34 | 3 |
| 2018 | 173 | 5.764,09 | 33,32 | 4 |
| 2019 | 159 | 5.700,20 | 35,85 | 4 |
| 2020 | 151 | 5.869,02 | 38,87 | 4 |
| 2021 | 130 | 4.737,36 | 36,44 | 4 |
| 2022 | 139 | 4.070,09 | 29,28 | 3 |
| 2023 | 156 | 4.203,11 | 26,94 | 5 |
| 2024 | 158 | 4.509,31 | 28,54 | 5 |
| totale | 2.113 | 63.405,38 | 30,01 | 48 |