Question: What 2007 number when the million CZK shows operating revenues?
SQL: SELECT COUNT("2007") FROM "2-1597347-1" WHERE "million CZK" = 'operating revenues';

Question: What is the sum of 2007 when the 2009 is less than 7006, and a 2008 larger than 2226?
SQL: SELECT SUM("2007") FROM "2-1597347-1" WHERE "2009" < 7006.0 AND "2008" > 2226.0;

Question: What is the lowest 2008 when the 2009 was 7006, and a 2006 larger than 4844?
SQL: SELECT MIN("2008") FROM "2-1597347-1" WHERE "2009" = 7006.0 AND "2006" > 4844.0;