CREATE TABLE table_40113 ("Week" FLOAT, "Date" CLOB, "Opponent" CLOB, "Result" CLOB, "Attendance" CLOB)

What was the score of the game against the San Diego Chargers?
SELECT SUM("Week") FROM table_40113 WHERE "Opponent" = 'san diego chargers'
SELECT SUM("Week") FROM "table_40113" WHERE "Opponent" = 'san diego chargers'