The line chart compares the variations in the house prices in three different nations from 1978 to 2014.
Overall, all three countries recorded increases in the costs of houses over the period, with country A showing the most significant rise.
In country A, house prices started at around 50000 in 1978, followed by a fourfold increase to 200000 in 1979 and falling again to nearly 100000 in 1981. Subsequently, this country exhibited a sharp climb to over 600000 in 2002. Following a dramatic rise to 800k in 2014, the highest price among three nations, despite a period of mild fluctuations hovering about 600000 from 1999 and 2008.
Regarding the two remaining countries, they began at the same level as country A, at 50k. After that, house prices in country B declined to just under 50000 in 1984, then rose considerably, with 400000 in 2002. However, by the time it fell to about 250000 in 2005, before recovering to the same 2002 level in the last year. Meanwhile, country C experienced some fluctuations, but increased steadily to roughly 550000 which was the second highest price in the final year.