KINGSTON – Prime Minister Bruce Golding has registered his largest political plunge since taking office in September 2007.At the same time the opposition leader, Portia Simpson Miller, continues to lose popularity.According to the latest Gleaner-commissioned Bill Johnson poll, in April and early May, Golding’s approval rating plunged by 20 points from 47 per cent in August 2009.At the time of the poll Jamaicans were awaiting the Government’s decision in the extradition request for west Kingston strongman Christopher “Dudus” Coke. (Jamaica Gleaner.)