tool,seconds,machine_spec,n_rows,task pandas,9.65,"Apple M5, 10 cores, 24 GB RAM, macOS 26.6",200681600,"mean value by indicator and decade, filtered to post-1990" polars,0.63,"Apple M5, 10 cores, 24 GB RAM, macOS 26.6",200681600,"mean value by indicator and decade, filtered to post-1990" duckdb,0.53,"Apple M5, 10 cores, 24 GB RAM, macOS 26.6",200681600,"mean value by indicator and decade, filtered to post-1990" dask,5.39,"Apple M5, 10 cores, 24 GB RAM, macOS 26.6",200681600,"mean value by indicator and decade, filtered to post-1990"