DOES THIS LOOK INFECTED? by SUM 41 has sold 1,020,000 copies in 6 countries. The album sold best in United States (500,000 copies), Japan (200,000 copies) and Canada (100,000 copies).
DOES THIS LOOK INFECTED? certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Canada |
100,000 | 1x Platinum | 2002 |
Canada Sales: 100,000
Certification / note: 1x Platinum
Certification Date / sales as of: 2002
|
 France |
100,000 | 1x Gold | 18 November, 2003 |
France Sales: 100,000
Certification / note: 1x Gold
Certification Date / sales as of: 18 November, 2003
|
 Japan |
200,000 | 1x Platinum | March 2003 |
Japan Sales: 200,000
Certification / note: 1x Platinum
Certification Date / sales as of: March 2003
|
 Switzerland |
20,000 | 1x Gold | 2003 |
Switzerland Sales: 20,000
Certification / note: 1x Gold
Certification Date / sales as of: 2003
|
 United Kingdom |
100,000 | 1x Gold | 22 July, 2013 |
United Kingdom Sales: 100,000
Certification / note: 1x Gold
Certification Date / sales as of: 22 July, 2013
|
 United States |
500,000 | 1x Gold | 30 January, 2003 |
United States Sales: 500,000
Certification / note: 1x Gold
Certification Date / sales as of: 30 January, 2003
|
| Total sales | 1,020,000 | (in 6 countries) |
Total
Sales: 1,020,000
(in 6 countries)
|
Year-end chart performance for DOES THIS LOOK INFECTED?
| Chart 2002 | Rank | Sales |
| Canadian Albums (SoundScan) |
68 | |
| UK Artist Albums |
179 | 90,000 |
| Chart 2003 | Rank | Sales |
| Japanese Albums (Oricon) |
85 | 182,566 |
| US Albums (Billboard 200) |
139 |