[CS] Don't recreate a static lookup table repeatedly
[CS] Don't recreate a static lookup table repeatedly

benlangfeld/ruby_speech,benlangfeld/ruby_speech,adhearsion/ruby_speech,sfgeorge/ruby_speech,sfgeorge/ruby_speech,adhearsion/ruby_speech,benlangfeld/ruby_speech,sfgeorge/ruby_speech,adhearsion/ruby_speech