6

That's because you're looking at the all time leagues, so the reputation change is measured from the beginning of the site. This is the same for other numbers (5,000+) except for those below 200, because, as indicated at the bottom of the widget, users with less than 200 reputation are not tracked in the leagues


4

Some explanation when something like this happens is given in this post on Mathematics Stack Exchange: Why is my total reputation less than my monthly reputation? (You might be also interested in other posts linked there, for example: What are private reputation events?) I will quote the answer posted there: The discrepancy is by design: Total reputation ...


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