translate English to French: The value added by the ocean sector increased in real terms from $8.9 billion to $11.6 billion, at an average rate of 2.2 % a year [Table 3.25(c)]. Based on the value added, the contribution of the ocean sector increased from 1.49% of GDP in 1988 to a peak of 1.56% from 1991 to 1993, then declined to a low of 1.16% in 1997 but increased to 1.48% of GDP in 2000 [Table 3.25(d)]. In 1988, the industries that contributed most to value-added in order of importance were government services, fisheries, and marine transport.
Le tableau montre que le secteur maritime a subi durant cette période des changements structurels de taille, caractérisés par un recul des services gouvernementaux et du transport maritime et une avancée des industries pétrolière et gazière, de la construction maritime, de la fabrication et des services, du tourisme en mer et des pêches.