| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 151 | 3.829,78 | 25,36 | 1 |
| 2007 | 66 | 1.751,29 | 26,53 | 2 |
| 2008 | 80 | 5.384,50 | 67,31 | 3 |
| 2009 | 67 | 2.189,21 | 32,67 | 3 |
| 2010 | 81 | 2.274,21 | 28,08 | 3 |
| 2011 | 78 | 1.822,31 | 23,36 | 2 |
| 2012 | 104 | 2.405,84 | 23,13 | 3 |
| 2013 | 93 | 2.697,18 | 29,00 | 3 |
| 2014 | 105 | 3.806,42 | 36,25 | 3 |
| 2015 | 116 | 3.789,86 | 32,67 | 3 |
| 2016 | 116 | 4.127,96 | 35,59 | 3 |
| 2017 | 120 | 4.351,89 | 36,27 | 3 |
| 2018 | 127 | 4.100,28 | 32,29 | 3 |
| 2019 | 136 | 4.839,80 | 35,59 | 3 |
| 2020 | 143 | 5.600,21 | 39,16 | 3 |
| 2021 | 133 | 5.011,19 | 37,68 | 3 |
| 2022 | 127 | 4.962,29 | 39,07 | 3 |
| 2023 | 188 | 7.190,66 | 38,25 | 6 |
| 2024 | 233 | 9.466,31 | 40,63 | 9 |
| totale | 2.264 | 79.601,19 | 35,16 | 62 |