Rating agencies gave many CDOs AAA ratings. Weekly rankings based on "Fast National" ratings. It combines mental effort ratings with performance scores. This was one of the highest results achieved in the 2006 ratings. The fourth series achieved some of the highest ratings seen on BBC Two. Again making position in the highest ratings worldwide. The series had one of the highest TV ratings in Turkey. Contestants are divided into ranks based on their ratings. He awarded each of the volumes ratings of A or A+ overall. The resulting Elo ratings are listed below. The following were invited to sanctioned televised debates based on their poll ratings. CBS cancelled the series due to low ratings. The show was cancelled by ABC after seven episodes due to low ratings. The show received substantial ratings and much attention. The popularity of "Titanic" greatly increased television ratings for the ceremony.