| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 9.044 | 329.446,52 | 36,43 | 46 |
| 2007 | 6.964 | 289.424,75 | 41,56 | 43 |
| 2008 | 7.310 | 288.976,55 | 39,53 | 110 |
| 2009 | 28.769 | 1.036.662,21 | 36,03 | 29 |
| 2010 | 13.702 | 439.206,54 | 32,05 | 65 |
| 2011 | 7.694 | 192.304,59 | 24,99 | 56 |
| 2012 | 11.092 | 377.409,53 | 34,03 | 85 |
| 2013 | 11.500 | 397.771,21 | 34,59 | 85 |
| 2014 | 12.735 | 440.092,17 | 34,56 | 102 |
| 2015 | 11.856 | 406.823,21 | 34,31 | 94 |
| 2016 | 9.861 | 342.919,88 | 34,78 | 99 |
| 2017 | 12.393 | 415.696,27 | 33,54 | 118 |
| 2018 | 12.579 | 410.708,93 | 32,65 | 134 |
| 2019 | 12.312 | 412.718,84 | 33,52 | 139 |
| 2020 | 12.402 | 433.984,78 | 34,99 | 149 |
| 2021 | 12.365 | 429.590,88 | 34,74 | 153 |
| 2022 | 11.787 | 421.156,28 | 35,73 | 158 |
| 2023 | 13.093 | 437.327,65 | 33,40 | 185 |
| 2024 | 14.128 | 456.183,83 | 32,29 | 200 |
| totale | 231.586 | 7.958.404,62 | 34,36 | 2.050 |