Counterfactual
The Parallel Lives of Zylie and Caitlyn
In 10 girls, Zylie found its level. 50 years earlier, Caitlyn occupied that same statistical address.
2008–2025
Zylie
Peak year
2024
Peak births
17
Latest count
10
Status
Stable
Peak generation
Gen Alpha
1968–2025
Caitlyn
Peak year
1998
Peak births
2,937
Latest count
71
Status
Endangered
Peak generation
Gen Z
In 10 girls, Zylie found its level. 50 years earlier, Caitlyn occupied that same address. One peaked in the Gen Z era; the other in the Gen Alpha world. They never met. But the data remembers them both.