Counterfactual
The Parallel Lives of Robbie and Jaclyn
In 51 girls, Robbie found its level. 50 years earlier, Jaclyn occupied that same statistical address.
1880–2025
Robbie
Peak year
1957
Peak births
486
Latest count
51
Status
Rising
Peak generation
Boomer
1923–2025
Jaclyn
Peak year
1988
Peak births
2,497
Latest count
61
Status
Endangered
Peak generation
Millennial
In 51 girls, Robbie found its level. 50 years earlier, Jaclyn occupied that same address. One peaked in the Millennial era; the other in the Boomer world. They never met. But the data remembers them both.