Rate      YAML       XML YAML_Syck     slurp
YAML      17.1/s        --      -83%      -97%      -98%
XML        103/s      505%        --      -84%      -88%
YAML_Syck  636/s     3629%      516%        --      -28%
slurp      888/s     5107%      760%       40%        --