CREATE TABLE table_40566 ("Episode number Production number" CLOB, "Title" CLOB, "Original airing" CLOB, "Rating" FLOAT, "Share" FLOAT, "18-49" FLOAT, "Total viewers  ( in millions ) " FLOAT, "Rank per week" CLOB)

What was the fewest number of viewers for the episode production number of 109 5-22?
SELECT MIN("Total viewers (in millions)") FROM table_40566 WHERE "Episode number Production number" = '109 5-22'
SELECT MIN("Total viewers (in millions)") FROM "table_40566" WHERE "Episode number Production number" = '109 5-22'