The given line chart depicts how many Australian residents use Chinese, Arabic, Italian and Greek as their original language over the period of 25 years from 1986 to 2011.
Overall, it is evident that there was a significant increase in the number of Australian citizens making use of Chinese and Arabic as their initial language throughout the years, while the figures for that of Italian and Greek experienced a contrasting trend. Additionally, Chinese language used by Austrians saw notable rises.
Regarding the Greek language user in Australia, it held the highest point at roughly 250,000 in 1986, which subsequently declined to 175,000 by the end of the period. Likewise, the figure for Italian exhibited a downward trend from 150,000 in 1986 to around 100,000 in 2001.
For Chinese, the number of Austrians using this language as their first language was approximately 100,000 in 1986. Over the next 25 years , the figure climbed significantly to 350,000 citizens, making it the highest place. At only 50,000 people in 1986, the figure for Arabic user in Australia then went up by 100,000 at the end of the period.
