CREATE TABLE "table1_26099252_1" (
  "browser" text,
  "operating_system" text,
  "latest_stable_release" text,
  "theora" text,
  "h_264" text,
  "vp8_web_m" text,
  "vp9_web_m" text
);

Question: When theora is 2.3, how much is the h.264?
SQL: SELECT "h_264" FROM "table1_26099252_1" WHERE "theora"='2.3';

Question: When vp8 ( webm ) is 6.0, how much is the vp9 ( webm )?
SQL: SELECT "vp9_web_m" FROM "table1_26099252_1" WHERE "vp8_web_m"='6.0';

Question: When vp8 ( webm ) is 4.4, how much is vp9 ( webm )
SQL: SELECT "vp9_web_m" FROM "table1_26099252_1" WHERE "vp8_web_m"='4.4';

Question: What is the last stable version where the h.264 is 3.0 and vp9 (webm) is no.
SQL: SELECT "latest_stable_release" FROM "table1_26099252_1" WHERE "vp9_web_m"='No' AND "h_264"='3.0';

Question: When h.264 is 9.0, how much is vp9 ( webm )
SQL: SELECT "vp9_web_m" FROM "table1_26099252_1" WHERE "h_264"='9.0';