Something like this?

#!/usr/bin/perl

use warnings;
use strict;

my $data = q|iters = 320 (3.05s) aver = 9568.34 us (9603.45 us, 1.01s,
+ 99.79%)|;

my @numerics;
@numerics = ($data =~ /([\d\.]+)/g);

print "*$_*\n" for @numerics;
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Output:

---------- Capture Output ----------
> "c:\perl\bin\perl.exe" _new.pl
*320*
*3.05*
*9568.34*
*9603.45*
*1.01*
*99.79*

> Terminated with exit code 0.
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