Counterfactual
The Parallel Lives of Happy and Caitlyn
In 10 girls, Happy found its level. 50 years earlier, Caitlyn occupied that same statistical address.
1919–2025
Happy
Peak year
1975
Peak births
18
Latest count
10
Status
Rising
Peak generation
Gen X
1968–2025
Caitlyn
Peak year
1998
Peak births
2,937
Latest count
71
Status
Endangered
Peak generation
Gen Z
In 10 girls, Happy found its level. 50 years earlier, Caitlyn occupied that same address. One peaked in the Gen Z era; the other in the Gen X world. They never met. But the data remembers them both.