The line graph compares the amount of people lived in the U.S. state of Oregon from 1940 to 2000. It can be seen from the graph that population in Washington showed the highest figure compared to other two countries.
Washington was the most popular country among citizens. In 1940 the population of it scored a total of 75 thousand people, before growing rapidly to roughly 130 thousand residents in 1970. Still being the highest figure it increased sharply in 2000 as well, by reaching a peak with 240 thousand individuals.
Meanwhile, Yamhill and Columbia were nearly in the same position with 30 and 25 thousand citizens, respectively. Population of Columbia was slightly higher than Yamhill and rose gradually before reaching 45 in 1970 overtaking Yamhill with 10 thousand people. In 30 years populace of both countries saw a slight growth with 90 and 75 citizens.
Overall, while Washington hit the highest point, Yamhill and Columbia followed the same position every year.
