What is the percentage of land area in the ecozone that the percentage protected is 7.96?
CREATE TABLE "table1_15555661_2" (
  "ecozone" text,
  "area_km" real,
  "percentage_of_total_area" text,
  "percentage_of_land_area" text,
  "percentage_protected" text
);
SELECT "percentage_of_land_area" FROM "table1_15555661_2" WHERE "percentage_protected"='7.96';