What is the 2009 when there's 11.8 in 2005 and less than 12.6 in 2006?
CREATE TABLE "popularity_of_terrestrial_tv_stations" (
  "tv_station_operator" text,
  "2005" real,
  "2006" real,
  "2007" real,
  "2008" real,
  "2009" real,
  "2010" real,
  "2011_1_h" real
);
SELECT MIN("2009") FROM "popularity_of_terrestrial_tv_stations" WHERE "2005"=11.8 AND "2006"<12.6;