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_21485 ( "Year" real, "West Manila" text, "East Manila" text, "Consumer Price Index (2005=100)" text, "West Manila as a share of 1996 real tariff" text, "East Manila as a share of 1996 real tariff" text )

### Question ###
What was West Manila's share of 1996 real tariff when it CPI was 92.9?

### Accurate SQL ###

SELECT "West Manila as a share of 1996 real tariff" FROM table_21485 WHERE "Consumer Price Index (2005=100)" = '92.9'