Table: tvb_series_2005
Columns: rank
english_title
chinese_title
average
peak
premiere
finale
hk_viewers

Question: what's the premiere with hk viewers of 2.09 million
SQL: SELECT "premiere" FROM tvb_series_2005 WHERE "hk_viewers" = '2.09 million'

Question: what is the minimum rank
SQL: SELECT MIN("rank") FROM tvb_series_2005