The State of “Food Insecurity in the world 2006”
Download Poster, Flayer and Full Report from http://www.fao.org/docrep/009/a0750e/a0750e00.htm
>From the report:
854 million people – one in seven of the world’s population – lack access to sufficient food.
In some countries, more than one third of the population suffer from hunger.

According to Hartwig de Haen, Assistant Director-General, Economic and Social Department, more than 25,000 people die of starvation every day, and more than 800 million people are chronically undernourished. On average, every five seconds a child dies from starvation.
See this article at http://www.fao.org/english/newsroom/news/2002/9703-en.html

Wikipedia has a good article at http://en.wikipedia.org/wiki/Starvation

You can see hungry zones at:
http://www.fao.org/es/ess/faostat/foodsecurity/FSMap/map14.htm

You can see also the progress of hungry zones over years on this flash page:
http://www.fao.org/es/ess/faostat/foodsecurity/FSMap/flash_map.htm

Undernourished people (as % of total population):
http://hdr.undp.org/reports/global/2003/indicator/indic_270.html

Here are some countries percentage:
Egypt 4%, Somalia 71%, Sudan 21%, Yemen 33%, Afghanistan 70%,  Bangladesh 35%,
Pakistan 19%, and middle Africa countries around 40%