The raw data behind the story "Some People Are Too Superstitious To Have A Baby On Friday The 13th" https://fivethirtyeight.com/features/some-people-are-too-superstitious-to-have-a-baby-on-friday-the-13th/.
A data frame with 5479 rows representing dates and 6 variables:
Abbreviation of day of week
Number of births
Social Security Administration