In the 20-year span of 2020 to 2039, there are multiple occurrences of Friday the 13th each year. Typically, each year has at least one, and some years have two or even three. Specifically, the distribution of Friday the 13th occurrences from 2020 through 2030 is as follows:
- 2020: 2 times (March, November)
- 2021: 1 time (August)
- 2022: 1 time (May)
- 2023: 2 times (January, October)
- 2024: 2 times (September, December)
- 2025: 1 time (June)
- 2026: 3 times (February, March, November)
- 2027: 1 time (August)
- 2028: 1 time (October)
- 2029: 2 times (April, July)
- 2030: 2 times (September, December)
This pattern shows that in 20 years, Friday the 13th occurs many times, usually varying between 1 to 3 occurrences per year, totaling around 22 to 30 occurrences in 20 years depending on the specific years included. For 2020 to 2030, there are 17 occurrences of Friday the 13th. If the range is any different or a full count is needed, please specify the exact 20 years. Otherwise, from 2020 to 2039 the count would roughly double from this partial 11-year data. This count is consistent with the Gregorian calendar pattern where every year has at least one Friday the 13th, and some have multiple.
