Counterfactual
The Parallel Lives of Delfina and Kaylee
In 25 girls, Delfina found its level. 50 years earlier, Kaylee occupied that same statistical address.
1884–2025
Delfina
Peak year
1925
Peak births
86
Latest count
25
Status
Stable
Peak generation
Greatest Generation
1943–2025
Kaylee
Peak year
2009
Peak births
7,219
Latest count
1,205
Status
Declining
Peak generation
Gen Z
In 25 girls, Delfina found its level. 50 years earlier, Kaylee occupied that same address. One peaked in the Gen Z era; the other in the Greatest Generation world. They never met. But the data remembers them both.