CREATE TABLE table_69460 ("Rider" CLOB, "Year" FLOAT, "Final Position - Giro" FLOAT, "Final Position - Tour" FLOAT, "Final Position - Vuelta" FLOAT)

What is the number of final position-tours Mariano Piccoli, who has more than 20 final position-giros, before 1999 has?
SELECT COUNT("Final Position - Tour") FROM table_69460 WHERE "Final Position - Giro" > '20' AND "Rider" = 'mariano piccoli' AND "Year" < '1999'
SELECT COUNT("Final Position - Tour") FROM "table_69460" WHERE "Final Position - Giro" > '20' AND "Rider" = 'mariano piccoli' AND "Year" < '1999'