@spec avg_latency() :: number()

@spec comparison_stats(pos_integer()) :: map()

@spec comparison_stats(pos_integer(), DateTime.t()) :: map()

@spec rolling_comparisons(DateTime.t()) :: %{required(pos_integer()) => map()}

@spec success_rate(integer(), integer()) :: float()

@spec test_totals() :: {integer(), integer()}

@spec total_runs() :: integer()