CREATE TABLE table_1939405_2 (_percentage_2001 VARCHAR2, _percentage_2011 VARCHAR2, province VARCHAR2)

What's the percentage in 2001 in Manitoba where the percentage in 2011 is 0.8%?
SELECT _percentage_2001 FROM table_1939405_2 WHERE _percentage_2011 = "0.8%" AND province = "Manitoba"
SELECT "_percentage_2001" FROM "table_1939405_2" WHERE "0.8%" = "_percentage_2011" AND "Manitoba" = "province"