| Year | 2015 | 2016 | 2017 | 2018 | Total |
| Population at risk | 120 | 40 | 69 | 75 | 304 |
| Frequency | case (I*) | case (I*) | case (I*) | case (I*) | case (I**) |
| Cardiac injuries (I*) | 9 (7.5) | 3 (7.5) | 1 (1.44) | 5 (6.66) | 18 (5.77) |
| Joint damage (I*) | 26 (21.66) | 10 (25) | 23 (33.33) | 17 (22.66) | 76 (24.66) |
| Total | 35 (29.16) | 13 (32.5) | 24 (34.78) | 22 (22.33) | 94 (29.69) |