Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_203_589 ( id number, "protein" text, "natural host" text, "normal function" text, "prion state" text, "prion phenotype" text, "year identified" number )

### Question ###
what yea had more proteins 2008 or 1997 ?

### Accurate SQL ###

SELECT "year identified" FROM table_203_589 WHERE "year identified" IN (2008, 1997) GROUP BY "year identified" ORDER BY COUNT("protein") DESC LIMIT 1