What is the quantity preserved of the e-1 class?
CREATE TABLE table_name_17 (quantity_preserved VARCHAR, class VARCHAR)
SELECT quantity_preserved FROM table_name_17 WHERE class = "e-1"
### Context: CREATE TABLE table_name_17 (quantity_preserved VARCHAR, class VARCHAR) ### Question: What is the quantity preserved of the e-1 class? ### Answer: SELECT quantity_preserved FROM table_name_17 WHERE class = "e-1"