Average Returns for Bonds:

BONDS

1950 to 1959 Average--------- 0.0%

1960 to 1969 Average--------- 1.4%

1970 to 1979 Average---------- 5.7%

1980 to 1989 Average---------- 13.9%

1990 to 1999 Average----------- 9.3%

2000 to 2009 Average----------- 8.2%

Annual Standard Deviation for Bonds:

BONDS

1950 to 1959 --------------- 4.6%

1960 to 1969--------------- 6.5%

1970 to 1979 -------------- 6.8%

1980 to 1989 --------------- 15.9%

1990 to 1999--------------- 12.4%

2000 to 2009 --------------- 10.6%

Use the tables above to calculate the coefficient of variation of the risk-return relationship of the bond market during each decade since 1950. (Round your answer to 2 decimal places.)