SCHEMA:
CREATE TABLE table_name_13 (number_of_bearers_2008 INTEGER, surname VARCHAR, rank VARCHAR)
USER:
What was the lowest number of 2008 total bearers with a rank less than 13 and the Surname Jansson?

QUERY:
SELECT MIN(number_of_bearers_2008) FROM table_name_13 WHERE surname = "jansson" AND rank < 13