| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 230 | 4.509,81 | 19,61 | 3 |
| 2007 | 131 | 3.615,23 | 27,60 | 4 |
| 2008 | 115 | 3.142,57 | 27,33 | 4 |
| 2009 | 150 | 3.530,87 | 23,54 | 5 |
| 2010 | 188 | 3.665,53 | 19,50 | 5 |
| 2011 | 178 | 3.418,11 | 19,20 | 5 |
| 2012 | 211 | 4.542,38 | 21,53 | 6 |
| 2013 | 210 | 4.205,93 | 20,03 | 6 |
| 2014 | 169 | 4.049,54 | 23,96 | 4 |
| 2015 | 166 | 3.683,23 | 22,19 | 4 |
| 2016 | 165 | 3.763,69 | 22,81 | 5 |
| 2017 | 152 | 3.361,29 | 22,11 | 5 |
| 2018 | 152 | 3.335,10 | 21,94 | 6 |
| 2019 | 154 | 3.274,94 | 21,27 | 6 |
| 2020 | 150 | 3.710,40 | 24,74 | 6 |
| 2021 | 139 | 3.738,70 | 26,90 | 8 |
| 2022 | 113 | 3.004,65 | 26,59 | 7 |
| 2023 | 100 | 2.318,07 | 23,18 | 7 |
| 2024 | 185 | 10.375,34 | 56,08 | 9 |
| totale | 3.058 | 75.245,38 | 24,61 | 105 |