CREATE TABLE table_name_93 (quantity VARCHAR2, drg_number_s_ VARCHAR2)

What is the quantity when the DRG was E 62 01 E 62 05?
SELECT COUNT(quantity) FROM table_name_93 WHERE drg_number_s_ = "e 62 01–e 62 05"
SELECT COUNT("quantity") FROM "table_name_93" WHERE "drg_number_s_" = "e 62 01–e 62 05"