CREATE TABLE "selected_financial_results_of_travel_ser" (
  "million_czk" text,
  "2005" text,
  "2006" real,
  "2007" real,
  "2008" real,
  "2009" real
);

Question: What 2007 number when the million CZK shows operating revenues?
SQL: SELECT COUNT("2007") FROM "selected_financial_results_of_travel_ser" WHERE "million_czk"='operating revenues';

Question: What is the sum of 2007 when the 2009 is less than 7,006, and a 2008 larger than 2,226?
SQL: SELECT SUM("2007") FROM "selected_financial_results_of_travel_ser" WHERE "2009"<'7,006' AND "2008">'2,226';

Question: What is the lowest 2008 when the 2009 was 7,006, and a 2006 larger than 4,844?
SQL: SELECT MIN("2008") FROM "selected_financial_results_of_travel_ser" WHERE "2009"='7,006' AND "2006">'4,844';