user: Question: How many years in office were served by the person who assumed the office on October 4, 1886?
Columns: ['Name', 'Death', 'Assumed Office', 'Left Office', 'Years in office', 'Monarch']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Ke ʻ eaumoku Pāpa ʻ iahiahi', 'March 21, 1804', 'circa 1795', 'March 21, 1804', '9', 'Kamehameha I']
SQL:

assistant: SELECT "Years in office" FROM "Table" WHERE "Assumed Office" = 'October 4, 1886';