Counterfactual
The Parallel Lives of Nelly and Brook
In 173 girls, Nelly found its level. 50 years earlier, Brook occupied that same statistical address.
1882–2025
Nelly
Peak year
2007
Peak births
208
Latest count
173
Status
Rising
Peak generation
Gen Z
1931–2025
Brook
Peak year
1980
Peak births
405
Latest count
32
Status
Endangered
Peak generation
Gen X
In 173 girls, Nelly found its level. 50 years earlier, Brook occupied that same address. One peaked in the Gen X era; the other in the Gen Z world. They never met. But the data remembers them both.