This overall increase is mirrored by growth in the average number of new SKUs introduced per year by apparel business units, which increased from 2,368 in 1988 to 3,688 in 1992.
( ( This ( overall increase ) ) ( ( is ( ( mirrored ( by growth ) ) ( in ( ( the ( average number ) ) ( of ( ( new SKUs ) ( ( introduced ( per year ) ) ( by ( ( ( apparel ( business units ) ) , ) ( which ( ( increased ( from 2,368 ) ) ( in ( ( 1988 ( to 3,688 ) ) ( in 1992 ) ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT This) (JJ overall) (NN increase)) (VP (VBZ is) (VP (VBN mirrored) (PP (IN by) (NP (NN growth))) (PP (IN in) (NP (NP (DT the) (JJ average) (NN number)) (PP (IN of) (NP (NP (JJ new) (NNS SKUs)) (VP (VBN introduced) (PP (IN per) (NP (NN year))) (PP (IN by) (NP (NP (NN apparel) (NN business) (NNS units)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBD increased) (PP (IN from) (NP (CD 2,368))) (PP (IN in) (NP (NP (CD 1988) (TO to) (CD 3,688)) (PP (IN in) (NP (CD 1992))))))))))))))))) (. .)))
There were a lot of new SKUs introduced each year.
( There ( ( were ( ( a lot ) ( of ( ( new SKUs ) ( introduced ( each year ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBD were) (NP (NP (DT a) (NN lot)) (PP (IN of) (NP (NP (JJ new) (NNS SKUs)) (VP (VBN introduced) (NP (DT each) (NN year))))))) (. .)))