Yes. We introduced this in the early 1990s, well after the collapse of the eastern bloc. We had, in 1993, 450,000 asylum seekers a year. Therefore, the constitutional right to asylum needed to be adjusted. Parallel to the Geneva Convention, we have the constitutional right, and within this provision we have changed the law and have introduced a list of safe countries of first asylum.
On April 3rd, 2012. See this statement in context.