Report Year

Available Numbers (years)

Number of Countries

Observed Values

0

1

2

3

4

5

6

7

8

9

2012

2010

196

2

46

49

30

7

17

16

7

11

11

2013

2011

196

2

45

50

33

9

13

16

6

13

9

2014

2012

197

2

47

46

31

16

11

15

11

7

11

2nd digit 2014

2012

181

21

19

21

14

17

17

21

8

19

24

2012-2014

2010-2012

589

6

138

145

94

32

41

47

24

31

31