2. It can be easily proved that…

1. Everybody knows that…

11. It has decreased almost two and half times, compared with…

10. The number is 5 times as much as that of 1995.

9. Compared with 1997, it fell from 15 to 10 percent.

8. It rose from 10-15 percent of the total this year.

7. The total number was lowered by 10%.

6. It was decreased twice than that of the year 1996.

5. The table shows a three times increase over that of last year.

4. It would be expected to increase 5 times.