FOURTH LETTER (네 번째 편지) by KIM JONG-KOOK (김종국) has sold 111,604 copies in Korea.
FOURTH LETTER (네 번째 편지) certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Korea |
111,604 | RIAK / Gaon charts |
Korea Sales: 111,604
Certification / note: RIAK / Gaon charts
Certification Date / sales as of:
|
|
| Total sales | 111,604 | (in 1 country) |
Total
Sales: 111,604
(in 1 country)
|
Year-end chart performance for FOURTH LETTER (네 번째 편지)
| Chart 2006 | Rank | Sales |
| South Korean Albums (Gaon) |
7 | 108,609 |
| Chart 2007 | Rank | Sales |
| South Korean Albums (Gaon) |
96 | 7,129 |