Year

Southern Zone

Coastal Zone

Central Zone

Lake Zone

Northern Zone

National

Waterguard Liquid

Rural

2006

1

2

3

1

3

2

2007

4

8

2

6

0

3

2008

0

2

1

1

2

1

2009

0

4

6

5

1

4

Urban

2008

1

22

8

18

3

10

2009

2

17

12

10

1

8

Waterguard Tablets

Rural

2006

3

5

3

4

3

4

2007

6

11

6

6

2

6

2008

10

32

2

8

4

10

2009

6

6

9

11

2

6

Urban

2008

10

19

8

16

5

11

2009

3

15

11

12

1

8

Any Waterguard

Rural

2006

3

6

4

4

5

4

2007

9

15

7

4

2

7

2008

10

33

2

7

5

11

2009

6

7

9

14

3

7

Urban

2008

10

26

11

24

6

15

2009

3

19

13

15

1

12