SKY by SKY has sold 300,000 copies in United Kingdom.
SKY certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 United Kingdom |
300,000 | 1x Platinum | 4 March, 1981 |
United Kingdom Sales: 300,000
Certification / note: 1x Platinum
Certification Date / sales as of: 4 March, 1981
|
| Total sales | 300,000 | (in 1 country) |
Total
Sales: 300,000
(in 1 country)
|
Year-end chart performance for SKY
| Chart 1979 | Rank |
| UK Albums (Music Week) |
44 |
| Chart 1980 | Rank |
| UK Albums (Music Week) |
97 |