Source of data: https://dataverse.harvard.edu/dataset.xhtml?persistentId=doi:10.7910/DVN/T0HSJ1
Edit: removed OC as it’s not (sorry)
Source of data: https://dataverse.harvard.edu/dataset.xhtml?persistentId=doi:10.7910/DVN/T0HSJ1
Edit: removed OC as it’s not (sorry)
If I’m reading the referenced link right, the data is from 1886(?), so it’s not terribly recent, either.
Wow, thanks for checking on that
yes, 928 children and 205 parents it seems.
wonder how the trend shown here has changed in almost 150 years…