Set default percentile to 99th percentile, not 1st percentile.
Set default percentile to 99th percentile, not 1st percentile.

stanford-futuredata/macrobase,kexinrong/macrobase,stanford-futuredata/macrobase,kexinrong/macrobase,stanford-futuredata/macrobase,kexinrong/macrobase,stanford-futuredata/macrobase,stanford-futuredata/macrobase,kexinrong/macrobase,kexinrong/macrobase,kexinrong/macrobase,kexinrong/macrobase