user: Question: What is the jersey number of the player from years 1986 – 1991 1997 – 1999?
Columns: ['Player', 'Nationality', 'Jersey Number(s)', 'Position', 'Years', 'From']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Craig Ehlo Category:Articles with hCards', 'United States', '3', 'SG', '1996–1997', 'Washington State']
SQL:

assistant: SELECT "Jersey Number(s)" FROM "Table" WHERE "Years" = '1986 – 1991 1997 – 1999';