The line graph illustrates regarding the number of people in Australia who spoken Chinese, Arabic, Italian and Greek as their first language from 1987 to 2011.
Overall, it is clear that there was an upward trend for Chinese and Arabic speakers, while other people who used Italian and Greek accounted a steady decrease over the same period. On a particular note, Greek had the largest population of speakers in 1986, but it was replaced by Chinese language subsequently.
Looking at the details, both Chinese and Arabic languages experienced a constant ascent during the timeframe. The Chinese speakers index soared betwen 1986(100,000) and 2011 (350,000), which was followed by a latter language trend which witnessed a visible rise from 1986 (50,000) to 2011 (150,000).
By contrast , Greek speakers remained relatively stable from 1986 to 2011, initial at around 250,000 and experiencing only slight decrease by the end of the period, just below 200,000. Similarly, Italian language index began at 15.000 during the year. Afterwards, this number saw a steep fall to 100.000 towards the end of the period.