Length of string: 1000
          Rate   ref alias
alias 404858/s  115%    --
ref   187970/s    --  -54%

Length of string: 2000
          Rate   ref alias
alias 367647/s   87%    --
ref   196850/s    --  -46%

...

Length of string: 10000
          Rate   ref alias
alias 220751/s   24%    --
ref   177936/s    --  -19%

...

Length of string: 18000
          Rate   ref alias
alias 168067/s    2%    --
ref   165563/s    --   -1%

Length of string: 19000
          Rate alias   ref
ref   162866/s    1%    --
alias 161551/s    --   -1%

Length of string: 20000
          Rate alias   ref
ref   162602/s    2%    --
alias 160000/s    --   -2%