Plotting Facets with Discontinuous Y-Axes While Avoiding Repetition of Facet Titles

Facet Grid Y-Axis Customization for Specific Upper Bound

Faceting Text on Individual Panels in ggplot2: A Customizable Annotation Solution

Adding Annotations to Facet Boxplots with Grouped Variables Using ggplot2 and dplyr: A Step-by-Step Guide