Which Year Introduced has a Memory (GB) of 0.125–2?
CREATE TABLE "s_390_computers" (
  "model" text,
  "year_introduced" real,
  "number_of_cp_us" text,
  "performance_mips" text,
  "memory_gb" text
);
SELECT MAX("year_introduced") FROM "s_390_computers" WHERE "memory_gb"='0.125–2';