IELTS TASK 01 - Please help me

The graph shows the information about international conferences in three capital cities in 1980 – 2010

The presented line graph shows data about the number of international conferences in three different capital cities in the period from 1980 to 2010.

In general, there was a rapid increase in the number of international conferences in city C, whereas the figures for city A and B saw a slight decline throughout the whole period.

In 1980, there was 35 international conferences in city A, compared to 30 in city B. In 2005, these hosts shared the same number of conferences with around 27 conferences despite similar fluctuations. In 2010, conferences which was hold in city B was higher than that in city A, with 26 and 24 conferences respectively.

In 1980, international conferences was not hold in city C. In the period between about 1982 to 2000, an upward trend in the number of international conferences was visible from approximately 3 to 35 conferences after which it dropped by just over 30 conferences in 2010.