Helsinki: Percentages of persons experiencing insecurity in their own residential area late on Friday and Saturday evenings by district in 2003, 2006 and 2009
(includes the answer options quite unsafe, unsafe, afraid to move)
Source: Martti Tuominen “...öiseen aikaan ja joskus päivälläkin", Helsinki safety survey 2009. City of Helsinki Urban Facts, research reports 2010:5