(S (S (BASENP (DT The) (NNP WHO)) (VP (VBD stated) (SBAR (IN that) (S (NP (BASENP (DT the) (NN fatality) (NN rate)) (PP (IN per) (BASENP (NN week)))) (VP (VP (VBD dropped) (PP (IN from) (NP (BASENP (DT a) (NN peak)) (PP (IN of) (NP (BASENP (NN 6) (NN %)) (PP (IN in) (BASENP (NNP January)))))))) (PP (TO to) (NP (BASENP (NN 2.3) (NN %)) (BASENP (DT this) (NN month))))))))) (PERIOD .))