https://www.google.com/fusiontables/DataSource?docid=1eMDOQ1_6du6JqJwsi-c_0gF4eALCar0Kg2OVpme_
I used Fusion Tables to create nodes that link pledge amounts with names. It’s not the most efficient way to visualize the data, but I really liked the nodes, so it’s what I used.