CREATE TABLE table_37782 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Record" TEXT, "Game Site" TEXT, "Attendance" TEXT)

What was the Week on October 18, 1992?
SELECT SUM("Week") FROM table_37782 WHERE "Date" = 'october 18, 1992'
SELECT SUM("Week") FROM "table_37782" WHERE "Date" = 'october 18, 1992'