1976	74.72576	66.44711
1977	77.25688	70.36221
1978	78.16162	69.13089
1979	82.39585	71.87538
1980	82.28393	72.81570
1981	80.90491	73.97159
1982	84.75204	76.24060
1983	87.97784	80.71509
1984	86.37215	79.29915
1985	88.53143	80.41943
1986	92.45969	82.55271
1987	96.51346	84.18923
1988	98.68787	86.26252
1989	103.6403	89.69316
1990	108.6370	93.83293
1991	112.4026	97.17220
1992	113.9921	100.6210
1993	113.6978	100.2125
1994	117.4960	103.4508
1995	120.5194	103.8574
1996	121.1934	107.4439
1997	119.4779	107.4177
1998	122.6243	109.1171
1999	125.7441	111.2511
2000	130.0560	115.7011
2001	129.8847	116.8261
2002	130.2357	116.6619
2003	133.0242	118.2425
2004	135.7250	120.3658
2005	138.4648	122.3744

  year	YDR	CR