更正:2007年印度毛派武装活跃范围包括40%的印度国土
http://en.wikipedia.org/wiki/Naxalite%E2%80%93Maoist_insurgency#cite_note-ucdp.uu.se-15
In 2007, it was estimated that Naxalites were active across "half of the India's 28 states" who account for about 40 percent of India's geographical area[30] an area known as the "Red Corridor", where, according to estimates, they controlled 92,000 square kilometers.[30]