| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 23.247 | 734.295,31 | 31,59 | 115 |
| 2007 | 19.394 | 659.638,26 | 34,01 | 123 |
| 2008 | 21.331 | 793.021,42 | 37,18 | 138 |
| 2009 | 23.441 | 771.451,82 | 32,91 | 150 |
| 2010 | 24.394 | 692.315,97 | 28,38 | 157 |
| 2011 | 19.748 | 488.761,03 | 24,75 | 142 |
| 2012 | 24.442 | 694.575,26 | 28,42 | 176 |
| 2013 | 25.456 | 672.889,59 | 26,43 | 173 |
| 2014 | 27.832 | 899.541,56 | 32,32 | 184 |
| 2015 | 26.008 | 839.460,40 | 32,28 | 190 |
| 2016 | 26.080 | 836.604,39 | 32,08 | 191 |
| 2017 | 26.605 | 858.213,14 | 32,26 | 202 |
| 2018 | 26.258 | 836.057,11 | 31,84 | 208 |
| 2019 | 25.913 | 825.758,81 | 31,87 | 217 |
| 2020 | 24.515 | 823.245,23 | 33,58 | 222 |
| 2021 | 23.433 | 777.906,65 | 33,20 | 238 |
| 2022 | 21.608 | 741.821,86 | 34,33 | 189 |
| 2023 | 21.993 | 743.950,51 | 33,83 | 220 |
| 2024 | 22.772 | 734.994,33 | 32,28 | 251 |
| totale | 454.470 | 14.424.502,65 | 31,74 | 3.486 |