Counterfactual

The Parallel Lives of Maryjo and Caitlyn

In 10 girls, Maryjo found its level. 50 years earlier, Caitlyn occupied that same statistical address.

1915–2025

Maryjo

peak 1960 2025 192019401960198020002020
Peak year 1960
Peak births 293
Latest count 10
Status Endangered
Peak generation Boomer
1968–2025

Caitlyn

peak 1998 2025 192019401960198020002020
Peak year 1998
Peak births 2,937
Latest count 71
Status Endangered
Peak generation Gen Z
In 10 girls, Maryjo found its level. 50 years earlier, Caitlyn occupied that same address. One peaked in the Gen Z era; the other in the Boomer world. They never met. But the data remembers them both.