Senate, 113th Congress (through February) - Factions

Post Summary: Factions of the Senate, 113th Congress, through February, 2013

The inference to which we are brought is, that the causes of faction cannot be removed, and that relief is only to be sought in the means of controlling its effects.
-The Federalist 10 (James Madison)

Number of Roll Call Votes To Date = 27

Factions in the range of 95% to 100% affinity

Collins (ME)-Murkowski (AK) Faction
mean Majority Index - 52, max Majority Index - 55.56, min Majority Index - 48.15, number - 2
Collins (ME)[27, 55.56, 68%], Murkowski (AK)[27, 48.15, 67%]

Udall (CO)-Lautenberg (NJ) Faction
mean Majority Index - 87, max Majority Index - 88.89, min Majority Index - 85.19, number - 2
Udall (CO)[27, 88.89, 68%], Lautenberg (NJ)[27, 85.19, 60%]

Risch (ID)-Scott (SC) Faction
mean Majority Index - (-67), max Majority Index - (-62.96), min Majority Index - -70.37, number - 2
Risch (ID)[27, -62.96, 45%], Scott (SC)[27, -70.37, 42%]

Portman (OH)-Toomey (PA)
mean Majority Index - (-23), max Majority Index - (-18.52), min Majority Index - (-29.63), number - 3
Portman (OH)[27, -18.52, 57%], Isakson (GA)[27, -22.22, 55%], Toomey (PA)[27, -29.63, 50%]

Enzi (WY)-Boozman (AR)
mean Majority Index - (-40), max Majority Index - (-33.33), min Majority Index - (-48.15), number - 7
Enzi (WY)[27, -33.33, 54%], Barrasso (WY)[27, -33.33, 50%], Fischer (NE)[27, -33.33, 55%], Grassley (IA)[27, -40.74, 53%], McConnell (KY)[27, -40.74, 52%], Cornyn (TX)[27, -48.15, 49%], Boozman (AR)[27, -48.15, 47%]

Boxer (CA)-McCaskill (MO) Faction
mean Majority Index - 98, max Majority Index - 100, min Majority Index - 85.19, number - 46
Boxer (CA)[27, 100, 70%], Cantwell (WA)[27, 100, 70%], Carper (DE)[27, 100, 70%], Durbin (IL)[27, 100, 70%], Feinstein (CA)[27, 100, 71%], Johnson (SD)[27, 100, 71%], Leahy (VT)[27, 100, 69%], Levin (MI)[27, 100, 70%], Mikulski (MD)[27, 100, 70%], Nelson (FL)[27, 100, 70%], Reed (RI)[27, 100, 70%], Rockefeller (WV)[27, 100, 70%], Schumer (NY)[27, 100, 70%], Stabenow (MI)[27, 100, 70%], Wyden (OR)[27, 100, 70%], Baldwin (WI)[27, 100, 71%], Brown (OH)[27, 100, 70%], Cardin (MD)[27, 100, 71%], Menéndez (NJ)[27, 100, 70%], Udall (NM)[27, 100, 70%], Murphy (CT)[27, 100, 70%], Hirono (HI)[27, 100, 69%], Donnelly (IN)[27, 100, 70%], Klobuchar (MN)[27, 100, 70%], Casey (PA)[27, 100, 71%], Whitehouse (RI)[27, 100, 70%], Heinrich (NM)[27, 100, 70%], Shaheen (NH)[27, 100, 70%], Merkley (OR)[27, 100, 70%], Bennet (CO)[27, 100, 70%], Franken (MN)[27, 100, 70%], Coons (DE)[27, 100, 70%], Blumenthal (CT)[27, 100, 69%], Schatz (HI)[27, 100, 70%], Warren (MA)[27, 100, 70%], Heitkamp (ND)[27, 100, 70%], Kaine (VA)[27, 100, 70%], Harkin (IA)[27, 96.3, 67%], Gillibrand (NY)[27, 96.3, 67%], Baucus (MT)[27, 92.59, 70%], Warner (VA)[27, 92.59, 65%], Pryor (AR)[27, 92.59, 66%], Tester (MT)[27, 92.59, 70%], Landrieu (LA)[27, 88.89, 63%], Reid (NV)[27, 85.19, 69%], McCaskill (MO)[27, 85.19, 70%]