5. …constitutes about…percent …
        6. …continue to rise / fall…
        7. …continue to widen / shorten…
        8. …declines to less than …percent.
        9. …drop / fall to as many / much / little as…
        10. …fall / rise / increase / decrease dramatically
        11. …fluctuates between…
        12. …grow only marginally from…to…
        13. …increase / decrease slowly
        14. …increase/ decrease lightly
        15. …is doubled
        16. …is inversely proportional to…
        17. …is significantly lower / higher than…
        18. …lead to an increased number / amount of…
        19. …level off / remain constant at…
        20. …lower the percentage of …
        21. …maintain approximately the same number of…
        22. …narrow down to…
23. …occupy a greater percentage of…
        24. …peak / top at…
        25. …range from…to…
        26. …remain below…
        27. …rise / fall / increase / decrease sharply