What is the NTSC M for Pal M 525/60?
CREATE TABLE "color_standards" (
  "ntsc_m" text,
  "pal_b_g_h" text,
  "pal_i" text,
  "pal_n" text,
  "pal_m" text
);
SELECT "ntsc_m" FROM "color_standards" WHERE "pal_m"='525/60';