Counterfactual
The Parallel Lives of Kaysi and Aria
In 13 girls, Kaysi found its level. 50 years earlier, Aria occupied that same statistical address.
1971–2025
Kaysi
Peak year
1988
Peak births
29
Latest count
13
Status
Stable
Peak generation
Millennial
1900–2025
Aria
Peak year
2018
Peak births
7,437
Latest count
6,130
Status
Stable
Peak generation
Gen Alpha
In 13 girls, Kaysi found its level. 50 years earlier, Aria occupied that same address. One peaked in the Gen Alpha era; the other in the Millennial world. They never met. But the data remembers them both.