Obamacare officials are defending their health insurance exchanges today after an online poll suggested that few Americans are happy with the newly launched program.

As many as 20 million Americans have gone online to check out their new insurance options since Oct. 1, according to the Associated Press-GfK poll. But just 27 percent of those surveyed between Oct. 3 and 7 said the launch had gone “extremely,” “very” or “somewhat well.”