1991: 26 even week / 26 odd week
| Wk | Start date | End date | Type |
|---|---|---|---|
| Wk 1 | 12/31/1990 | 01/06/1991 | odd week |
| Wk 2 | 01/07/1991 | 01/13/1991 | even week |
| Wk 3 | 01/14/1991 | 01/20/1991 | odd week |
| Wk 4 | 01/21/1991 | 01/27/1991 | even week |
| Wk 5 | 01/28/1991 | 02/03/1991 | odd week |
| Wk 6 | 02/04/1991 | 02/10/1991 | even week |
| Wk 7 | 02/11/1991 | 02/17/1991 | odd week |
| Wk 8 | 02/18/1991 | 02/24/1991 | even week |
| Wk 9 | 02/25/1991 | 03/03/1991 | odd week |
| Wk 10 | 03/04/1991 | 03/10/1991 | even week |
| Wk 11 | 03/11/1991 | 03/17/1991 | odd week |
| Wk 12 | 03/18/1991 | 03/24/1991 | even week |
| Wk 13 | 03/25/1991 | 03/31/1991 | odd week |
| Wk 14 | 04/01/1991 | 04/07/1991 | even week |
| Wk 15 | 04/08/1991 | 04/14/1991 | odd week |
| Wk 16 | 04/15/1991 | 04/21/1991 | even week |
| Wk 17 | 04/22/1991 | 04/28/1991 | odd week |
| Wk 18 | 04/29/1991 | 05/05/1991 | even week |
| Wk 19 | 05/06/1991 | 05/12/1991 | odd week |
| Wk 20 | 05/13/1991 | 05/19/1991 | even week |
| Wk 21 | 05/20/1991 | 05/26/1991 | odd week |
| Wk 22 | 05/27/1991 | 06/02/1991 | even week |
| Wk 23 | 06/03/1991 | 06/09/1991 | odd week |
| Wk 24 | 06/10/1991 | 06/16/1991 | even week |
| Wk 25 | 06/17/1991 | 06/23/1991 | odd week |
| Wk 26 | 06/24/1991 | 06/30/1991 | even week |
| Wk 27 | 07/01/1991 | 07/07/1991 | odd week |
| Wk 28 | 07/08/1991 | 07/14/1991 | even week |
| Wk 29 | 07/15/1991 | 07/21/1991 | odd week |
| Wk 30 | 07/22/1991 | 07/28/1991 | even week |
| Wk 31 | 07/29/1991 | 08/04/1991 | odd week |
| Wk 32 | 08/05/1991 | 08/11/1991 | even week |
| Wk 33 | 08/12/1991 | 08/18/1991 | odd week |
| Wk 34 | 08/19/1991 | 08/25/1991 | even week |
| Wk 35 | 08/26/1991 | 09/01/1991 | odd week |
| Wk 36 | 09/02/1991 | 09/08/1991 | even week |
| Wk 37 | 09/09/1991 | 09/15/1991 | odd week |
| Wk 38 | 09/16/1991 | 09/22/1991 | even week |
| Wk 39 | 09/23/1991 | 09/29/1991 | odd week |
| Wk 40 | 09/30/1991 | 10/06/1991 | even week |
| Wk 41 | 10/07/1991 | 10/13/1991 | odd week |
| Wk 42 | 10/14/1991 | 10/20/1991 | even week |
| Wk 43 | 10/21/1991 | 10/27/1991 | odd week |
| Wk 44 | 10/28/1991 | 11/03/1991 | even week |
| Wk 45 | 11/04/1991 | 11/10/1991 | odd week |
| Wk 46 | 11/11/1991 | 11/17/1991 | even week |
| Wk 47 | 11/18/1991 | 11/24/1991 | odd week |
| Wk 48 | 11/25/1991 | 12/01/1991 | even week |
| Wk 49 | 12/02/1991 | 12/08/1991 | odd week |
| Wk 50 | 12/09/1991 | 12/15/1991 | even week |
| Wk 51 | 12/16/1991 | 12/22/1991 | odd week |
| Wk 52 | 12/23/1991 | 12/29/1991 | even week |