user: Question: What is the total of TCKL in 2000 with a P/KO RET less than 14?
Columns: ['Year', 'TCKL', 'SACK', 'P/KO RET', 'YARDS']
Types: ['text', 'real', 'real', 'real', 'real']
Sample row: ['1999', 40.0, 2.0, 8.0, 238.0]
SQL:

assistant: SELECT SUM("TCKL") FROM "Table" WHERE "Year" = '2000' AND "P/KO RET" < 14.0;