Between 1959 and 2012, the percentage of elderly americans living in poverty went from about percent to about percent.

Between 1959 and 2012, the percentage of elderly Americans living in poverty went from about 35 percent to about 10 percent.

There can be multiple reasons for that, one can be the social security program which ensures some basics for the elderly people, also the awareness and sympathy rose in between the years quoted and helped decrease the percentage. 

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Practicing good human relations skills and having a positive attitude will increase the productivity of the group than an individual's productivity.