| | 18 1948 | | | 1948 1957 | | | 1957 | 1 1 1 | | | | | | | | | | 1960 | 1000 | | 1961 1964 | 1965 | 1965 | | 1969 500 1970 | 1200 1500 | | | | | | | 14 | 1 | 1 | 1974 400 | 1977 | | 1977 30 32 22 | 1 1 | | 1980 | 0.7 1 0.3 0.2 | 1.5 3 1.5 | 1--2 2.8 | | | | 12 | 2000 20 | 1984 350 | | | | | | 1996 160 | | | 1997 4 5 | 3 4 400 | 1600 2 0.8 | | | 2003 67 5000 | 2004 1200 | | 2006 30 | 1490 5 2007 8 | | 2007 13 | 13 2008 | 8371.00 2009 30 | 1500 | |