CREATE TABLE table_204_143 (id NUMBER, "national park" CLOB, "region" CLOB, "land area  ( km2 ) " NUMBER, "established" NUMBER, "visitation  ( 2009 ) " NUMBER, "coordinates" CLOB)

how many parks are listed ?
SELECT COUNT("national park") FROM table_204_143
SELECT COUNT("national park") FROM "table_204_143"