1951-20073սˮ
3սˮ

57
1951	140.2
1952	94.3
1953	168.2
1954	96.6
1955	125
1956	196.3
1957	89.6
1958	71.3
1959	184
1960	140.1
1961	107.8
1962	90.7
1963	96
1964	81.6
1965	218
1966	98.8
1967	116.5
1968	102.6
1969	86.5
1970	146.8
1971	136.2
1972	117.1
1973	119.1
1974	131.2
1975	275.6
1976	186.4
1977	124.1
1978	100.8
1979	127.4
1980	69.2
1981	74.3
1982	59
1983	98.7
1984	104.1
1985	152.3
1986	78.1
1987	101.1
1988	81
1989	70.1
1990	100.9
1991	67.7
1992	133.8
1993	76.4
1994	91.2
1995	83.2
1996	88
1997	309.4
1998	93.4
1999	53
2000	48.8
2001	104.7
2002	105.9
2003	155.1
2004	159.1
2005	154.7
2006	208.2
2007	334

