The bar graph ‘Degree of threat (RLI colour)’ shows the indexed sum of all the Red List categories of considered threatened species. “Near threatened” represents 1 (1 category away from “Least Concern”) and “Extinct” represents 5 (5 categories away from “Least Concern”), with 1995 = 100.  
The years displayed in the graph are 1995, 2005, 2015, 2020 and 2024. 
Values for the abovementioned years are: 100; 96,5; 94,1; 94,8; 94,0, respectively.
The following species groups were considered for this graph: mammals, breeding birds, reptiles, amphibians, butterflies, dragonflies and vascular plants.