Key Points:
1. TheTeaParty.net led with 1,414,010 Facebook engagements. MoveOn.org led all progressive groups with 656,176 Facebook engagements.
2. TheTeaParty.net led with a market share of 45.76%. MoveOn.org led all progressive groups with a market share of 21.23%.
3. TheTeaParty.net led with 7,178 Facebook engagements per post. MoveOn.org led all progressive groups with 2,180 Facebook engagements per post.

