The line graph provides information about three distinct cities, in which held the global meetings from 1965 to 2010.
From an oral perspective City A was a dominant figure in initial year, but quantity of international conferences declined by the end of the period which was true for city B as well. Despite showing low indicators at the beginning City C grow up gradually and was the highest city with the global meetings in 2010.
City A started with 35 meetings in 1965, which dramatically decreased to 25 the a decade later. Following that in this city there were some fluctuations in number of conferences and in 2005 it was 30. Five years later the figure dropped to 20 meetings. City B commenced with 30 conferences steadily went down until 1995 when decreased by five. Despite slight growth, a decade later number of meetings was 25 in 2010.
However, city C underwent significant changes starting with non-meetings at the beginning the figure went up by 10 each decade showing 20 meetings in 1985 it continued to grow, but in 2005 there was slight decrease. Despite the fall of this figure, city C was the number one city with its conferences throughout the globe