Percentage

Increase

Decrease

1-5

8                   

7                    

6-10

8                   

7                    

11-15

8                   

3                    

16-20

3                   

-                    

21-25

1                   

-                    

26-30

-                   

1                   

31-35

2                   

1                   

36-40

-                   

-                   

41-45

-                   

-                   

46-50

1                  

-                   

51+

2                  

-                   

Total (n = 52)*

33                 

19