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_47906 ( "Reservation" text, "Location" text, "1969" real, "1979" real, "1989" real, "2000" real )

### Question ###
What is the 1989 number when the 200 number is less than 52.8 in Arizona, New Mexico, and Utah

### Accurate SQL ###

SELECT SUM("1989") FROM table_47906 WHERE "2000" < '52.8' AND "Location" = 'arizona, new mexico, and utah'