The larger rectangle on the left is 2009. The average search interest for the term “pipe tobacco” in 2009 was 72.6.

The smaller rectangle on the right is 2013 (so far). The average search interest for “pipe tobacco” so far this year is 84.0 which represents a 15.7% increase in overall interest.

So it could be said that the United States is 15.7% more interested in pipe tobacco today than it was in 2009.

For reference, let’s look at another graph for the same dates. Let’s take a term like “new cars”, which are far more popular than pipes.