Force Sensitive Archive

Since i got the 3rd skill and am doind 4 now i noticed a big drop in Xp of 100xp against enemies that do up to 3600 to 4800

now do 100pts less each to 3200 where it was 3600xp.

Was wondering if this is a /bug or if this is because im Halfway to Initiate.?

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Some1 had have had the same effects.

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grouped?