Counterfactual
The Parallel Lives of Delia and Francis
In 135 girls, Delia found its level. 50 years earlier, Francis occupied that same statistical address.
1880–2025
Delia
Peak year
1957
Peak births
490
Latest count
135
Status
Stable
Peak generation
Boomer
1880–2025
Francis
Peak year
1919
Peak births
673
Latest count
122
Status
Stable
Peak generation
Greatest Generation
In 135 girls, Delia found its level. 50 years earlier, Francis occupied that same address. One peaked in the Greatest Generation era; the other in the Boomer world. They never met. But the data remembers them both.