CREATE TABLE table_17227 ("State" TEXT, "Norwegian Americans  ( 1980 ) " FLOAT, "Percent  ( 1980 ) " TEXT, "Norwegian Americans  ( 1990 ) " FLOAT, "Percent  ( 1990 ) " TEXT, "Norwegian Americans  ( 2000 ) " FLOAT, "Percent  ( 2000 ) " TEXT, "Norwegian Americans  ( 2009 ) " FLOAT, "Percent  ( 2009 ) " TEXT)

what is the total number of percent (2000) where percent (1980) is 3.4%
SELECT COUNT("Percent (2000)") FROM table_17227 WHERE "Percent (1980)" = '3.4%'
SELECT COUNT("Percent (2000)") FROM "table_17227" WHERE "Percent (1980)" = '3.4%'