WELENGA by WES has sold 330,000 copies in Austria, France, Netherlands and Switzerland.
WELENGA certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Austria |
25,000 | 1x Gold | 15 May, 1998 |
Austria Sales: 25,000
Certification / note: 1x Gold
Certification Date / sales as of: 15 May, 1998
|
 France |
200,000 | 2x Gold | 16 September, 1997 |
France Sales: 200,000
Certification / note: 2x Gold
Certification Date / sales as of: 16 September, 1997
|
 Netherlands |
80,000 | 1x Platinum | 2000 |
Netherlands Sales: 80,000
Certification / note: 1x Platinum
Certification Date / sales as of: 2000
|
 Switzerland |
25,000 | 1x Gold | 1998 |
Switzerland Sales: 25,000
Certification / note: 1x Gold
Certification Date / sales as of: 1998
|
| Total sales | 330,000 | (in 4 countries) |
Total
Sales: 330,000
(in 4 countries)
|
Year-end chart performance for WELENGA
| Chart 1997 | Rank |
 Belgian Albums (Ultratop Wallonia) |
84 |
| Dutch Albums (Album Top 100) |
72 |
| French Albums (SNEP) |
48 |
| Chart 1998 | Rank |
| Austrian Albums (Ö3 Austria) |
26 |
| Dutch Albums (Album Top 100) |
86 |
 European Albums (Music & Media) |
96 |
 German Albums (Offizielle Top 100) |
53 |