Name the most population 2002
CREATE TABLE "table1_22854436_1" (
  "administrative_region" text,
  "population_2002_census_data" real,
  "surface_km_2" real,
  "main_rivers" text,
  "average_annual_rainfall_mm" text,
  "average_annual_runoff_mm" text,
  "per_capita_average_annual_renewable_water_resources_m_3" real
);
SELECT MAX("population_2002_census_data") FROM "table1_22854436_1";