Restaurants, one of the 18 retail industries tracked by IBD, sprinted from deep in the rankings into the top 20 groups over the past three months. Overall, industry sales and traffic numbers have declined for six straight quarters. But the rate of declines slowed in the fourth quarter. On the sales side, Cheesecake Factory (CAKE) hasn't had a positive quarter since Q3 2008. Denny's (DENN) sales dropped for 12 straight quarters through Q4.