What is the moment of intertia in torsion (j) Cm4) for the beam height (mm) 120??=
CREATE TABLE "indian_standard_beams_ismb" (
  "type" text,
  "beam_height_mm" real,
  "flange_width_mm" real,
  "web_thickness_mm" text,
  "flange_thickness_mm" text,
  "weight_kg_m" text,
  "cross_section_area_cm_2" text,
  "moment_of_inertia_in_torsion_j_cm_4" text
);
SELECT COUNT("moment_of_inertia_in_torsion_j_cm_4") FROM "indian_standard_beams_ismb" WHERE "beam_height_mm"=120;