CREATE TABLE table_51351 ("Player" CLOB, "Span" CLOB, "Start" CLOB, "Tries" CLOB, "Conv" CLOB, "Pens" CLOB, "Drop" CLOB)

on the span of 1992-2000, what was the conv ?
SELECT "Conv" FROM table_51351 WHERE "Span" = '1992-2000'
SELECT "Conv" FROM "table_51351" WHERE "Span" = '1992-2000'