CREATE TABLE "usage_share_data_from_wikimedia_visitor_" (
  "period" text,
  "internet_explorer" text,
  "firefox" text,
  "chrome" text,
  "safari" text,
  "opera" text,
  "other_mozilla" text,
  "mobile" text
);

Question: If Safari is 3.76%, what is the other Mozilla amount?
SQL: SELECT "other_mozilla" FROM "usage_share_data_from_wikimedia_visitor_" WHERE "safari"='3.76%';

Question: If Firefox is 30.45%, what is the other Mozilla amount?
SQL: SELECT "other_mozilla" FROM "usage_share_data_from_wikimedia_visitor_" WHERE "firefox"='30.45%';

Question: If Internet Explorer is 47.22%, what is the Safari total?
SQL: SELECT "safari" FROM "usage_share_data_from_wikimedia_visitor_" WHERE "internet_explorer"='47.22%';

Question: For period September 2009, what is the other Mozilla total number?
SQL: SELECT COUNT("other_mozilla") FROM "usage_share_data_from_wikimedia_visitor_" WHERE "period"='September 2009';