Chinanews, Zhengzhou, July 17 - According to a survey in Zhengzhou, Henan Province, about 30% of college graduates this year have not found employment yet, and many of those who have found jobs still can't live on their own. The survey shows that only 52.1% of college graduates can earn their own livelihood.Besides, 60% of employed college students are not satisfied with their current jobs, and nearly 50% are prone to change jobs soon. About 1/3 of those who graduated last year have already changed 3 or 4 jobs.The frequent job changes have contributed a lot to the unemployment rate, in fact.Many of these young people share rooms with former classmates or friends, thus they can have a monthly expenditure of between 500 and 800 yuan. About 43.1% of them can even spend only 300 - 500 yuan every month.