CREATE TABLE table_23619212_1 (_percentage_of_all_immigrants_2007 VARCHAR(255), _percentage_of_all_immigrants_2008 VARCHAR(255))
What's the percentage of all immigrants in 2007 in the country with 1.7% of all immigrants in 2008?
    
SQL: SELECT _percentage_of_all_immigrants_2007 FROM table_23619212_1 WHERE _percentage_of_all_immigrants_2008 = "1.7%"