The literacy statistics change little from year to year.
( ( The ( literacy statistics ) ) ( ( ( change ( little ( from year ) ) ) ( to year ) ) . ) )
(ROOT (S (NP (DT The) (NN literacy) (NNS statistics)) (VP (VBP change) (ADJP (JJ little) (PP (IN from) (NP (NN year)))) (PP (TO to) (NP (NN year)))) (. .)))
We do not have any data on literacy.
( We ( ( ( do not ) ( have ( ( any data ) ( on literacy ) ) ) ) . ) )
(ROOT (S (NP (PRP We)) (VP (VBP do) (RB not) (VP (VB have) (NP (NP (DT any) (NNS data)) (PP (IN on) (NP (NN literacy)))))) (. .)))