The following list shows the top six pharmaceutical companies in the United States and their sales figures ($ millions) for a recent year. Use this information to construct a pie chart and a bar graph to represent these six companies and their sales.

Pharmaceutical Company Sales

Pfizer ............. 52,921

Johnson & Johnson ....... 47,348

Merck ............ 22,939

Bristol-Myers Squibb ...... 21,886

Abbott Laboratories ...... 20,473

Wyeth ............ 17,358