Same store sales for the footwear retail company Shoe Pavilion Inc. jumped 8.6 for the fourth quarter, compared to a 5.5 percent increase during the same 2005 period. The Sherman Oaks company, which has 108 stores, also saw same-store sales increase 3.9 percent for 2006, with net sales growing 28.1 percent to $131.3 million during the year. For the fourth quarter ended Dec. 30, sales increased 38.7 percent to $40.9 million, up from $29.5 million last year.