Help me find a graph on teenage obesity?

I am doing a research paper on teenager healt, a good broad topic, and to spice it up a bit I am looking for a chart/graph on teenage obesity. google is not giving me any results.Help me find a graph on teenage obesity?
http://www.cdc.gov/nchs/Default.htmHelp me find a graph on teenage obesity?
This has the percentages listed for you.
Try typing in Google ';Teen BMI';