18 GREATEST HITS by SANDRA has sold 600,000 copies in France, Germany and Poland.
18 GREATEST HITS certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 France |
300,000 | 1x Platinum | 18 December, 2001 |
France Sales: 300,000
Certification / note: 1x Platinum
Certification Date / sales as of: 18 December, 2001
|
 Germany |
250,000 | 1x Gold | 1993 |
Germany Sales: 250,000
Certification / note: 1x Gold
Certification Date / sales as of: 1993
|
 Poland |
50,000 | 1x Gold | 2006 |
Poland Sales: 50,000
Certification / note: 1x Gold
Certification Date / sales as of: 2006
|
| Total sales | 600,000 | (in 3 countries) |
Total
Sales: 600,000
(in 3 countries)
|