Counterfactual

The Parallel Lives of Stacy and Zoe

In 125 girls, Stacy found its level. 50 years earlier, Zoe occupied that same statistical address.

1892–2025

Stacy

peak 1971 2025 18801900192019401960198020002020
Peak year 1971
Peak births 9,117
Latest count 125
Status Endangered
Peak generation Gen X
1880–2025

Zoe

peak 2012 2025 18801900192019401960198020002020
Peak year 2012
Peak births 6,466
Latest count 5,646
Status Stable
Peak generation Gen Z
In 125 girls, Stacy found its level. 50 years earlier, Zoe 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.