21 the percentage remainede steady at```
22 the percentage of ```is sightly large thanthat of.
23 there is not a great deal of differencebetween ```and ```
24 the graphs show a three fold increase in thenumber of ```
25 ```decreased year by year while```increased steadily.
26 there is an upward trend in the number of```
27 a considerableincrease occurred from ```to ```
28 from ```to ```the rate of decrease slowdown.
29 from this year on,there was a gradualdeclinel reduction in the
```reaching a figure of.
30 be similar to ```be the same as
31 there are a lot similarities between ```and```
32 the difference between X and Y lies in ```