I don't think narcissism and Machiavellianism are strictly black and white issues, even though the words tend to provoke a negative reaction.ROFL. They could certainly have thought of a better means of presentation or color than a big red line on Psychopathy. I did a double take myself because the visual didn't match the personality I knew.
The Psychopathy mean is 2.09 with a standard deviation of 0.63 meaning anything larger than 2.72 or less than 1.46 would be outside the first grouping of results.
You're 0.9, Christie and Cypress are both 0.2 above you at 1.1. I'm the highest of the four at 1.9, albeit below the mean. A simple definition would be a measure of social morality with lower being better. The first link below gives a more detailed explanation.
Scale Mean SD
SD3 - Machiavellianism 2.96 0.65
SD3 - Narcissism 2.97 0.61
SD3 - Psychopathy 2.09 0.63
From a pdf: https://www.researchgate.net/public...D3_A_Brief_Measure_of_Dark_Personality_Traits
https://dictionary.apa.org/standard-deviation
https://www.alleydog.com/glossary/definition.php?term=Standard+Deviation
Churchill had to be a little Machiavellean, or he wouldn't have beaten the Nazis.
Mozart and Beethoven wouldn't have created the music they did without being somewhat narcissistic.
Leadership requires a type of self confidence and calculation that can appear to come across marginally narrsistic and Machiavellian