GroupBy.sum(numeric_only=True, min_count=0)[source]

Compute sum of group values.

numeric_onlybool, default True

Include only float, int, boolean columns. If None, will attempt to use everything, then use only numeric data.

min_countint, default 0

The required number of valid values to perform the operation. If fewer than min_count non-NA values are present the result will be NA.

Series or DataFrame

Computed sum of values within each group.