A reader survey conducted by Dealnews shows that 55% Current iPad Owners would update to the New iPad even it is only one year since the release of iPad 2.
According to the survey, 78% non-tablet owners have plan on getting newest offering from Apple while 22% do not. And among the people who do not plan to buy the new iPad, nearly half of whom will choose iPad 2 within the next 6 months because the price of iPad 2, is cheaper now.

Source: Dealsnews