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Week 51, 1981
Week 51 of 1981 spans from Monday, December 14, 1981 to Sunday, December 20, 1981, according to the ISO 8601 date standard.
| Day of Week | Date |
|---|---|
| Monday | Monday, December 14, 1981 |
| Tuesday | Tuesday, December 15, 1981 |
| Wednesday | Wednesday, December 16, 1981 |
| Thursday | Thursday, December 17, 1981 |
| Friday | Friday, December 18, 1981 |
| Saturday | Saturday, December 19, 1981 |
| Sunday | Sunday, December 20, 1981 |
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How many weeks in year 1981?
There are 53 weeks in year 1981 according to the ISO 8601 standard.