(S (S (PP (VBG According) (PP (TO to) (BASENP (DT the) (NNP RPG) (NN survey)))) (S (NP (BASENP (QP (RB almost) (NN 90)) (NN %)) (PP (IN of) (BASENP (NNS respondents)))) (VP (VBD said) (SBAR (S (BASENP (DT the) (NN safety) (NN culture)) (VP (VBZ was) (ADJP (JJ nontransparent)))))))) (PERIOD .))