1999: Although the crunching collisions of American football are absent from soccer, the game is not without its perils. Between 1979 and 1999, 18 children died and 14 were seriously injured in the United States when movable soccer goals fell on them.
Source: Simon P.R. Jenkins, Sports Science Handbook: The Essential Guide to Kinesiology, Sport and Exercise Science (2005), vol. 1, p. 140