in what years did the social democratic party of germany receive more then 10,000 party votes?
1957, 1961, 1965, 1969, 1972, 1976, 1980, 1983, 1987, 1990, 1994, 1998, 2002, 2005, 2013
which of those years were there less then 15,000 constituency votes?
1957, 1961, 1965, 1969, 1987, 2013
how many party votes did they receive in those years that also had the least change +/-?
14,025,763