The data was gathered by FiveThirtyEight from the National Center for Health Statistics and Social Security Administration, ...
September 27 tops the charts, with 1,944 babies born on that ... shows Boxing Day is the least common birthday. Just 1,310 boys and girls are born on December 26 each year.
Among email campaigns studied, open rates for birthday mailings were over three times higher than for mass-promotion mailings sent to the same clients: 56.2% vs. 16.8%. Open rates for anniversary ...