CREATE TABLE table_5474 ("Corps Name" TEXT, "Number of Finals Appearances" FLOAT, "Year of First Appearance" FLOAT, "Year of Most Recent Appearance" FLOAT, "All Years of Finals Appearances" TEXT)

What is the year of the first appearance of the Black Knights, who had less than 1 finals appearances?
SELECT COUNT("Year of First Appearance") FROM table_5474 WHERE "Corps Name" = 'black knights' AND "Number of Finals Appearances" < '1'
SELECT COUNT("Year of First Appearance") FROM "table_5474" WHERE "Corps Name" = 'black knights' AND "Number of Finals Appearances" < '1'