CREATE TABLE table_4926 ("Player" CLOB, "Span" CLOB, "Lost" CLOB, "Draw" CLOB, "Tries" CLOB, "Conv" CLOB, "Pens" CLOB, "Drop" CLOB)

What is the lost for span 2006- when conv is 0?
SELECT "Lost" FROM table_4926 WHERE "Conv" = '0' AND "Span" = '2006-'
SELECT "Lost" FROM "table_4926" WHERE "Conv" = '0' AND "Span" = '2006-'