| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 290 | 4.365,93 | 15,05 | 1 |
| 2008 | 84 | 2.215,10 | 26,37 | 1 |
| 2009 | 92 | 2.521,20 | 27,40 | 2 |
| 2010 | 114 | 3.000,22 | 26,32 | 3 |
| 2011 | 64 | 1.736,36 | 27,13 | 1 |
| 2012 | 48 | 761,00 | 15,85 | 2 |
| 2013 | 136 | 2.573,85 | 18,93 | 2 |
| 2014 | 209 | 4.632,01 | 22,16 | 2 |
| 2015 | 261 | 6.165,45 | 23,62 | 2 |
| 2016 | 159 | 4.235,11 | 26,64 | 2 |
| 2017 | 148 | 3.791,71 | 25,62 | 2 |
| 2018 | 160 | 4.656,63 | 29,10 | 2 |
| 2019 | 136 | 3.529,00 | 25,95 | 2 |
| 2020 | 128 | 3.621,53 | 28,29 | 2 |
| 2021 | 177 | 5.788,58 | 32,70 | 3 |
| 2022 | 110 | 3.176,99 | 28,88 | 2 |
| 2023 | 109 | 2.745,31 | 25,19 | 3 |
| 2024 | 110 | 2.916,54 | 26,51 | 3 |
| totale | 2.535 | 62.432,52 | 24,63 | 37 |