From the piece:
According to the Dengeki poll, only 3.6 percent said they were going to buy the DSi soon. 29.4 said they were going to wait and see a little bit before buying. 26.2 percent were undecided. The biggest chunk, 40.7 percent, said they were not going to buy the DSi. When asked which color DSi they preferred (black or white), a 53.4 percent majority said black, 45.9 percent said white and 0.7 did not answer. The participants in the poll, Dengeki points out, were 81.4 percent male and 18.6 percent female. The average age was 26.28 years old. Continue reading from more Dengeki data.
More through there.