It had to be more than 100 fans were polled in that worst Star Trek movie poll or else it wouldn't have been news. Most Star Trek fans don't like the reboot franchise, like it or not.
Why would it have to be more than 100 fans to make the news? It made the news because it was a good sound byte.
Most? Based on what? People you've talked to? Even polls on this site show that the reboot is popular.