presto-benchmark/src/main/java/io/prestosql/benchmark/AverageBenchmarkResults.java/AverageBenchmarkResults/getAverageResultsStrings
class AverageBenchmarkResults:    public Map<String, String> getAverageResultsStrings()
    {
        return Maps.transformValues(resultsSum, input -> format("%,3.2f", 1.0 * input / resultsCount));
    }