Example sentences of "over a [adj] year period [prep] " in BNC.

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1 They estimate that in the 250 largest corporations , a $1,000 increase in corporate value ( defined as share price appreciation plus dividends ) produces an increase in the salary and bonus of the chief executive over a two year period of less than 10 cents , and share options add only another 58 cents .
2 The report looked at the use of DSS to support R & D project selection over a 10 year period for ICI Pharmaceuticals .
3 This reading skills course was developed over a four year period at the Faculty of Political Science in Bologna , Italy .
4 In response to the National Aboriginal Health Strategy the federal government has allocated an additional £108m ( $A232m ) over a five year period from 1990 to 1995 .
5 The aim of this study was to examine the pattern of acquisition of H pylori infection over a 21 year period in a group of 141 adults who had blood samples and serum stored in 1969 , 1978 , and 1990 .
6 By measuring H pylori antibody titres in serum samples collected and stored between 1969 and 1990 , we aimed at describing the pattern of acquisition of H pylori infection over a 21 year period in an adult population and thereby to determine the explanation for the higher prevalence of H pylori antibody with increasing age found in Western society .
7 The plan envisaged realising the desired network over a ten year period at a projected cost of 10 million guilders with a committed programme of annual subsidy from central government .
8 In 1985 , the Industry and Employment Committee committed funds over a three year period for an initiative in New Technology .
9 This was how a Florida man described the graffiti with which he defaced a couple of hundred public library books over a three year period between 1977 and 1980 .
10 Staff at South Tyrone Hospital are now combing through all their patients ' files over a three year period between 1988 and 1990 .
11 The data were collected over a 22 year period during which the frequency of diagnosis of endometriosis increased dramatically , with , for example , the reported incidence at time of laparoscopic sterilisation rising from <5% to 18% .
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