WHY IS THERE AIR? by BILL COSBY has sold 1,000,000 copies in United States.
WHY IS THERE AIR? certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 United States |
1,000,000 | 1x Platinum | 30 July, 2001 |
United States Sales: 1,000,000
Certification / note: 1x Platinum
Certification Date / sales as of: 30 July, 2001
|
| Total sales | 1,000,000 | (in 1 country) |
Total
Sales: 1,000,000
(in 1 country)
|
Year-end chart performance for WHY IS THERE AIR?
| Chart 1966 | Rank |
| US Albums (Billboard 200) |
31 |
| Chart 1967 | Rank |
| US Albums (Billboard 200) |
19 |
| Chart 2018 | Rank |
 Swedish Music DVD (Sverigetopplistan) |
66 |
| Chart 2019 | Rank |
| Swedish Music DVD (Sverigetopplistan) |
72 |