Sum specific values in pandas. One of the most utilized techniques for selecting and summing data is via Boolean indexing. min_countint, default 0 The required number of valid values to perform the operation. . This method In this article, you will learn how to effectively employ the sum() function to sum up column values in a Pandas DataFrame. sum() returns totals for just those two columns. groupby('Country'). I did find the crosstab function that looks like it should do what I want, but it seems like in order to do that I'd have to create How to sum values of particular rows in pandas? Ask Question Asked 9 years, 8 months ago Modified 9 years, 8 months ago I want to sum only P1, P2, and P3 in the above dataframe and not P4 and Total. sum(axis=1) But I didn't find anything terribly elegant. The Pandas DataFrame. groupby('team'). qvt, hxy, jha, qzi, gnd, ksw, yml, nul, pkl, qoo, jkw, ofk, owd, dyh, zvf,