Example sentences of "by about a " in BNC.

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1 Buick 's share of the market has grown by about a percentage point , to 6.5% .
2 Father Morrow was accompanied by about a dozen supporters and pro-life campaigners .
3 At length , in 1987 , the small companies were given greater access to the network and the number of network hours was reduced by about a quarter .
4 Epsilon consists of an extremely luminous supergiant , perhaps over 100000 times as powerful as the Sun , together with a mysterious companion which has never been seen , and is known only because it periodically passes in front of the supergiant and dims it by about a magnitude .
5 Thus , since relative incidence ( new cases of known opioid use ) across the five agencies reached 328 during 1985–6 , this suggests that prevalence had increased by about a further 100 individuals .
6 For walking scenes involving the full-size model , only the upper half appeared , making things easier for the puppeteer underneath , since the weight was reduced by about a third .
7 The number of statistical staff at the 650 was indeed cut by about a third , but as the Pickford report points out , this was made up for by greater use of computers .
8 THE 43 police forces in England and Wales should be cut by about a half , one of the country 's most senior officers said yesterday .
9 Fr Morrow was accompanied by about a dozen supporters .
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