Counterfactual
The Parallel Lives of Xiana and Ollie
In 26 girls, Xiana found its level. 50 years earlier, Ollie occupied that same statistical address.
1991–2025
Xiana
Peak year
2000
Peak births
32
Latest count
26
Status
Rising
Peak generation
Gen Z
1880–2025
Ollie
Peak year
1919
Peak births
976
Latest count
80
Status
Endangered
Peak generation
Greatest Generation
In 26 girls, Xiana found its level. 50 years earlier, Ollie occupied that same address. One peaked in the Greatest Generation era; the other in the Gen Z world. They never met. But the data remembers them both.