|  | 21. | As a result, the water level increased continuously year by year. 
 
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|  | 22. | Year by year, McMullen is fulfilling his commitment to championship excellence. 
 
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|  | 23. | Burns wrote a vast number of religious books year by year. 
 
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|  | 24. | The winters are becoming shorter year by year due to urbanization. 
 
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|  | 25. | If your time clock is year by year, then NAFTA was definitely oversold, 
 
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|  | 26. | Moreover, there is a year by year increase in abduction cases. 
 
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|  | 27. | It has grown year by year with the popularity of noir. 
 
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|  | 28. | Year by year this cultural event is estimating and improving more. 
 
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|  | 29. | Henderson said he would take his baseball future year by year. 
 
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|  | 30. | Year by year, the vote totals for this bill in Congress edge up. 
 
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