18 In 1989, rural carriers received an average of 34 cents per mile as a motor vehicle allowance.
( ( 18 ( In 1989 ) ) ( , ( ( rural carriers ) ( ( ( received ( ( an average ) ( of ( ( 34 cents ) ( per mile ) ) ) ) ) ( as ( a ( motor ( vehicle allowance ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (NP (CD 18)) (IN In) (NP (CD 1989))) (, ,) (NP (JJ rural) (NNS carriers)) (VP (VBD received) (NP (NP (DT an) (NN average)) (PP (IN of) (NP (NP (CD 34) (NNS cents)) (PP (IN per) (NP (NN mile)))))) (PP (IN as) (NP (DT a) (NN motor) (NN vehicle) (NN allowance)))) (. .)))
The allowance has been increased since 1989.
( ( The allowance ) ( ( has ( been ( increased ( since 1989 ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN allowance)) (VP (VBZ has) (VP (VBN been) (VP (VBN increased) (PP (IN since) (NP (CD 1989)))))) (. .)))