A few key points:
1. GOP Senate candidates accounted for 72.47% of all likes for Senate candidates during this cycle: consequently outgrowing the DEM candidates 1,084,512 to 382,903.
2. Senator Marco Rubio had the most Facebook likes of any candidate, coming in at 146,414.
3. On the DEM side, Senator Barbara Boxer had the most Facebook likes with 42,758.
4. Head to head, GOP Senate candidates led in 27 of the 37 states hat have completed the primary process.
NOTE: We only counted growth for John McCain that came after the Presidential campaign.