? (FRAGEZEICHEN) by NENA has sold 550,000 copies in Germany and Netherlands.
? (FRAGEZEICHEN) certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Germany |
500,000 | 1x Platinum | 1984 |
Germany Sales: 500,000
Certification / note: 1x Platinum
Certification Date / sales as of: 1984
|
 Netherlands |
50,000 | 1x Gold | 1990 |
Netherlands Sales: 50,000
Certification / note: 1x Gold
Certification Date / sales as of: 1990
|
| Total sales | 550,000 | (in 2 countries) |
Total
Sales: 550,000
(in 2 countries)
|
