The San Diego Stock Exchange Index closed higher Tuesday at 123.22, up 0.85 percent from Monday. Advancing issues beat decliners 58 to 25, and 56 issues were unchanged. Somaxon Pharmaceuticals Inc. (Nasdaq: SOMX) was the top dollar gainer, up $1.18 to $2.65. Pricesmart Inc. (Nasdaq: PSMT) was the top dollar loser, down 90 cents to $75.29. For the complete, updated San Diego Stock Exchange Index visit sddt.com/stocks.