Counterfactual
The Parallel Lives of Kira and Marcia
In 801 girls, Kira found its level. 50 years earlier, Marcia occupied that same statistical address.
1938–2025
Kira
Peak year
2005
Peak births
1,391
Latest count
801
Status
Stable
Peak generation
Gen Z
1880–2025
Marcia
Peak year
1951
Peak births
5,299
Latest count
45
Status
Endangered
Peak generation
Boomer
In 801 girls, Kira found its level. 50 years earlier, Marcia occupied that same address. One peaked in the Boomer era; the other in the Gen Z world. They never met. But the data remembers them both.