docs: public static Collector<Sample, ?, SampleSummary>
  	toSampleSummary(final int parameterCount) {
  		require.positive(parameterCount);
  
  		return Collector.of(
  			() -> new SampleSummaryStatistics(parameterCount),
  			SampleSummaryStatistics::accept,
  			SampleSummaryStatistics::combine,
  			SampleSummary::of
  		);
  	}