CREATE TABLE table_204_197 (id DECIMAL, "date" TEXT, "time" TEXT, "opponent#" TEXT, "site" TEXT, "tv" TEXT, "result" TEXT, "attendance" DECIMAL)

in how many football games in 1993 did texas tech score at least 30 points ?
SELECT COUNT(*) FROM table_204_197 WHERE "result" >= 30
SELECT COUNT(*) FROM "table_204_197" WHERE "result" >= 30