This according to the ERRC:
A recent European Union Survey on Minorities and Discrimination highlights that on average one in five Roma respondents were victims of racially motivated personal crime at least once in the previous 12 months. 81% of Roma who indicated they were victims of assault, threat or serious harassment considered that their victimisation was racially motivated.
An ERRC report in 2011 found that the state rarely achieved successful prosecutions in cases of violence against Roma.
Read more on the ERRC website.