(Percent per annum)

Year/ Month

1-month

3-month

6-month

Year/ Month

1-month

3-month

6-month

1

2

3

4

1

2

3

4

2006

2008

Apr

1.42

1.31

1.29

Jun

4.37

3.69

3.15

May

0.86

0.87

0.97

Jul

7.54

6.04

4.92

Jun

0.52

0.73

0.98

Aug

5.48

4.71

3.84

Jul

0.68

0.83

1.04

Sep

2.95

2.35

1.98

Aug

1.19

1.22

1.26

Oct

2.48

1.13

0.70

Sep

1.27

1.31

1.29

Nov

6.78

4.20

2.66

Oct

1.90

1.67

1.56

Dec

5.78

4.59

3.22

Nov

2.21

2.07

1.94

2009

Dec

4.11

3.20

2.94

Jan

4.06

3.10

2.35

2007

Feb

3.20

2.68

2.12

Jan

4.53

4.22

3.56

Mar

5.22

3.99

3.20

Feb

3.32

3.71

3.30

Apr

3.77

3.34

2.82

Mar

6.99

4.51

3.80

May

3.64

3.42

2.89

Apr

8.13

6.91

5.93

Jun

3.46

3.29

2.86

May

4.26

4.58

4.48

Jul

2.69

2.57

2.43

Jun

2.10

2.59

2.79

Aug

2.98

2.80

2.69

Jul

0.12

1.12

1.65

Sep

2.61

2.66

2.72

Aug

1.69

1.59

1.60

Oct

2.68

2.93

3.20

Sep

1.75

1.45

1.37

Nov

2.25

2.46

2.73

Oct

1.14

1.12

1.25

Dec

2.67

2.51

2.83

Nov

2.05

1.40

1.38

2010

Dec

2.45

1.64

1.70

Jan

2.83

2.93

2.84

2008

Feb

2.18

2.78

2.67

Jan

2.34

2.07

1.88

Mar

3.44

3.28

3.10

Feb

-1.40

0.24

0.68

Apr

3.47

3.43

3.39

Mar

1.79

1.25

1.19

May

3.44

2.88

2.60

Apr

3.00

2.68

2.38

Jun

4.40

3.72

3.22

May

3.29

2.45

1.85

Jul

5.26

4.73

4.12