| add_flowmap | Add a flow map to a ggplot |
| cantons | cantons |
| CH_migration_data | CH_migration_data |
| get_circle_coords | Helper function to create coordinates for circles of nodes |
| hca_flowdat | Use hierarchical clustering to merge nodes based on proximity |
| short_scale | Create short scale format for numbers in the legend |
| util_data_flow_to_flowdat | util_data_flow_to_flowdat |