MILWAUKEE, Wis. (SPECTRUM NEWS) -- Bernie Sanders takes double-digit lead over his rival Democratic candidates, according to Marquette University poll, rising 10 percentage points since January among voters.

Sanders held 19% in December and January and he now holds 29% in February.

Bloomberg comes in second with 17% followed by former Vice President Joe Biden. Biden dropped in support from Wisconsin Democrats from 23% to 15%.

Buttigieg has had quite a consistent number varying from 13% and 15%. However, Trump remains stable in Wisconsin, according to the poll.

Between now and Wisconsin’s primary, more than two dozen states will vote. To learn more about the candidates, visit Marquette University’s Law School poll.