user: Question: WHAT YEAR WAS THE world championships IN WITH NOTES OF 39.01?
Columns: ['Year', 'Competition', 'Venue', 'Position', 'Event', 'Notes']
Types: ['real', 'text', 'text', 'text', 'text', 'real']
Sample row: [2006.0, 'NACAC U23 Championships', 'Santo Domingo, Dominican Republic', '3rd', '4×100 m relay', 39.98]
SQL:

assistant: SELECT "Year" FROM "Table" WHERE "Competition" = 'world championships' AND "Notes" = 39.01;