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Week 40, 1991
Week 40 of 1991 spans from Monday, September 30, 1991 to Sunday, October 6, 1991, according to the ISO 8601 date standard.
| Day of Week | Date |
|---|---|
| Monday | Monday, September 30, 1991 |
| Tuesday | Tuesday, October 1, 1991 |
| Wednesday | Wednesday, October 2, 1991 |
| Thursday | Thursday, October 3, 1991 |
| Friday | Friday, October 4, 1991 |
| Saturday | Saturday, October 5, 1991 |
| Sunday | Sunday, October 6, 1991 |
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How many weeks in year 1991?
There are 52 weeks in year 1991 according to the ISO 8601 standard.