CREATE TABLE table_1939405_2 (_percentage_2001 VARCHAR(255), _percentage_2011 VARCHAR(255), province VARCHAR(255))
What's the percentage in 2001 in Manitoba where the percentage in 2011 is 0.8%?
    
SQL: SELECT _percentage_2001 FROM table_1939405_2 WHERE _percentage_2011 = "0.8%" AND province = "Manitoba"