G20                     Statistics on the G-20 group of major world
                        economies.
geom_treemap            A 'ggplot2' geom to draw a treemap.
geom_treemap_subgroup_border
                        'ggplot2' geoms to draw a border around a
                        subgroup of treemap tiles.
geom_treemap_subgroup_text
                        'ggplot2' geoms to add text labels to treemap
                        subgroups.
geom_treemap_text       A 'ggplot2' geom to add text labels to treemap
                        tiles.
treemapify              Generate a treemap layout.
