Look at the graph.

A line graph titled Prime Interest Rates is shown. The horizontal axis is labeled years ranging from two thousand five to two thousand nine in increments of one year. The vertical rate is labeled interest rates in percentages ranging from zero to nine in increments of one percent. The red data line shows: starting at two thousand five, six point two percent; next two thousand six, eight percent; then two thousand seven, eight point zero five percent; next two thousand eight, five percent; ending at two thousand nine, three point one percent.

During which year would consumers have most likely been willing to purchase a new home?

2005

2007

2008

2009

Consumers would have most likely been willing to purchase a new home in the year 2009, when the prime interest rate was at its lowest point of 3.1%.