LEI, GLI AMICI E TUTTO IL RESTO / NEK by NEK has sold 1,000,000 copies in 29 countries. The album sold best in Spain (200,000 copies), Switzerland (50,000 copies) and Austria (25,000 copies).
LEI, GLI AMICI E TUTTO IL RESTO / NEK certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Austria |
25,000 | 1x Gold | 5 June, 1998 |
Austria Sales: 25,000
Certification / note: 1x Gold
Certification Date / sales as of: 5 June, 1998
|
 Spain |
200,000 | 2x Platinum | 1998 |
Spain Sales: 200,000
Certification / note: 2x Platinum
Certification Date / sales as of: 1998
|
 Switzerland |
50,000 | 1x Platinum | 1998 |
Switzerland Sales: 50,000
Certification / note: 1x Platinum
Certification Date / sales as of: 1998
|
 Europe (IFPI) |
1,000,000 | 1x Platinum | 1998 |
Europe (IFPI) Sales: 1,000,000
Certification / note: 1x Platinum
Certification Date / sales as of: 1998
|
| Total sales | 1,000,000 | (in 29 countries) |
Total
Sales: 1,000,000
(in 29 countries)
|
Year-end chart performance for LEI, GLI AMICI E TUTTO IL RESTO / NEK
| Chart 1997 | Rank | Sales |
 Italian Albums (Musica & Dischi) |
6 | 645,000 |
| Spanish Albums (PROMUSICAE) |
17 | |
| Chart 1998 | Rank | Sales |
| Austrian Albums (Ö3 Austria) |
17 | |
 German Albums (Offizielle Top 100) |
45 |