WWE SMACKDOWN RATINGS FOR 4/20/12 enfinity1productions April 24, 2012 News WWE Smackdown ratings are in for last week. The episode that aired on April 20th pulled in an overall cable rating of 1.8 cable rating, averaging 2.73 million viewers. These numbers are up from the live episode of Smackdown that aired April 10th which drew a 1.5 cable rating, averaging 2.25 million viewers. It’s also up from the replay airing of the the same episode drawing a 1.52 rating, averaging 2.30 million viewers in it’s normal time slot on Friday night April 13. Very good news for WWE and for Smackdown.