GREATEST HITS by CAT STEVENS (YUSUF ISLAM) has sold 5,480,000 copies in Austria, Canada, Germany, United Kingdom and United States.
GREATEST HITS certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Austria |
25,000 | 1x Gold | 17 June, 1993 |
Austria Sales: 25,000
Certification / note: 1x Gold
Certification Date / sales as of: 17 June, 1993
|
 Canada |
355,000 | Soundscan | 2014 |
Canada Sales: 355,000
Certification / note: Soundscan
Certification Date / sales as of: 2014
|
 Germany |
1,000,000 | 2x Platinum | 1975 |
Germany Sales: 1,000,000
Certification / note: 2x Platinum
Certification Date / sales as of: 1975
|
 United Kingdom |
100,000 | 1x Gold | 1 December, 1975 |
United Kingdom Sales: 100,000
Certification / note: 1x Gold
Certification Date / sales as of: 1 December, 1975
|
 United States |
4,000,000 | 4x Platinum | 26 February, 2001 |
United States Sales: 4,000,000
Certification / note: 4x Platinum
Certification Date / sales as of: 26 February, 2001
|
| Total sales | 5,480,000 | (in 5 countries) |
Total
Sales: 5,480,000
(in 5 countries)
|
Year-end chart performance for GREATEST HITS
| Chart 1975 | Rank |
| Canadian Albums (RPM) |
10 |
| UK Albums (Music Week) |
21 |
| US Albums (Billboard 200) |
99 |
| Chart 1976 | Rank |
| German Albums (Offizielle Top 100) |
7 |
| Chart 1977 | Rank |
| German Albums (Offizielle Top 100) |
17 |