The line graph illustrates the average house prices in three different countries from 1997 to 2014.
Overall, the prices in Country A were the highest, followed by Country B, while Country C rose steadily and remained the cheapest over the whole period.
In the starting year(1997), all three countries started equally at around $150k, but Country A was slightly higher than the other two. After 3 years, in 2000, Country B moderately increased to $250k, and Country A rose but stood at around $200k. After 2000, Country A dramatically increased to about $520k, while Country B also showed a slight increase by 2005. As for Country C, it rose steadily by 2007.
In 2006, Country A dropped slightly to $450k, and in the same year, Countries B and C dipped to $280k and $100k, respectively. The figures for all these countries kept rising steadily by 2013: Country A to $600k, and for Countries B and C, $500k and $250k, in turn. By the final year, Country A rose modestly by $10k (to $610k), and both countries saw a slight decrease; Country B stopped at approximately $500k and Country C ended at $260k.