Does WPF DataGrid fire an event when a row is added / removed?

Question

I wish to recalculate things everytime a DataGrid gets more rows or some are removed. I tried to use the Loaded event, but that was fired only once.

I found

Answer 1

How about DataGrid.LoadingRow(object sender, DataGridRowEventArgs e)?

Same for Unloading.

DataGrid.UnLoadingRow(object sender, DataGridRowEventArgs e)?