3 MAI by PSY (싸이) has sold 135,223 copies in Korea.
3 MAI certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Korea |
135,223 | RIAK / Gaon charts |
Korea Sales: 135,223
Certification / note: RIAK / Gaon charts
Certification Date / sales as of:
|
|
| Total sales | 135,223 | (in 1 country) |
Total
Sales: 135,223
(in 1 country)
|
Year-end chart performance for 3 MAI
| Chart 2002 | Rank | Sales |
| South Korean Albums (Gaon) |
58 | 107,565 |
| Chart 2003 | Rank | Sales |
| South Korean Albums (Gaon) |
82 | 37,924 |