What's the earliest year anybody joined the hockey league? 
CREATE TABLE table_16384648_2 (joined_tschl INTEGER)
SELECT MIN(joined_tschl) FROM table_16384648_2
### Context: CREATE TABLE table_16384648_2 (joined_tschl INTEGER) ### Question: What's the earliest year anybody joined the hockey league?  ### Answer: SELECT MIN(joined_tschl) FROM table_16384648_2