CREATE TABLE table_73146 ("Tournament" TEXT, "Also currently known as" TEXT, "City" TEXT, "Country" TEXT, "Court surface" TEXT, "Defending champion" TEXT)

How many tournaments are also currently known as the hp open?
SELECT COUNT("Country") FROM table_73146 WHERE "Also currently known as" = 'HP Open'
SELECT COUNT("Country") FROM "table_73146" WHERE "Also currently known as" = 'HP Open'