Six out of ten teens no longer use watches to tell time they’ve turned to cell phones and iPods. Sales of inexpensive watches dropped 12% from 2004 to 2005, and sales of teen favorite, Fossil, Inc., fell 19%. Sales dropped 9% in 2009, during the Great Recession. However, sales rose by 9% in both 2010 and 2011 and continued to rise or stay fairly level through 2015. During all of these ups and downs, the price of inexpensive watches has not changed substantially. What can you conclude about the shape of the supply curve? Illustrate these events using a graph.