1926	288
1930	100
1931	75.5
1932	95.9
1933	86.4
1934	335
1935	237
1936	50
1937	113
1938	80.7
1939	322
1940	75.5
1941	101
1942	157
1943	55
1944	180
1945	160
1946	70
1947	200
1948	700
1949	63.8
1950	72
1960	122.7
1961	61.1
1965	201.8
1968	120
2003	25
2004	198
2005	110
2006	188
2007	110
2008	150
2009	75
2010	95