As the median line for Rust fastest contributed-program times is outside the IQR box for C#, there's likely to be a difference between those two groups of measurements.
There's likely to be a difference between the OCaml fastest contributed-programs and the Racket and PHP groups :
Programs for binary-trees, pidits and regex-redux have not been included, because the differences in libraries and approach would be hidden in the summary.
Some-of the contributed programs were not re-written for multiprocessing, and may seem better if CPU seconds is the performance metric :
After all, facts are facts, and although we may quote one to another with a chuckle the words of the Wise Statesman, 'Lies—damned lies—and statistics,' still there are some easy figures the simplest must understand, and the astutest cannot wriggle out of.