ContributionLevel [enum]
Varying levels of contributions from none to many.
Possible values
FIRST_QUARTILE
Lowest 25% of days of contributions.
FOURTH_QUARTILE
Highest 25% of days of contributions. More contributions than the third quartile.
NONE
No contributions occurred.
SECOND_QUARTILE
Second lowest 25% of days of contributions. More contributions than the first quartile.
THIRD_QUARTILE
Second highest 25% of days of contributions. More contributions than second quartile, less than the fourth quartile.
API:
Github GraphQL API