Only Hillary Trumps Donald in Facebook Social Conversation on Declaration Day

See where all declared candidates fall when measured by social conversation.

According to estimated data released by the social media giant Facebook, "in the 24 hour period between 12:01 a.m. ET June 16 and 12:01 a.m. ET June 17, 3.4 million people on Facebook in the U.S. generated 6.4 million interactions" related to Trump and his announcement Tuesday.

Facebook defines interactions as "likes, posts, comments, shares." The sentiment -- positive, negative or neutral -- of these interactions on Facebook was not identified.

See a comparison of the number of unique people and the number of interactions generated for other presidential declarations measured by Facebook below.