Percent
From Tardis Wiki, the free Doctor Who reference
In September 2009, the 456 came to Earth and demanded ten percent of the children of humanity. (TV: Children of Earth: Day Three)
The Master assured Lucy Saxon that the sonic wave of his Archangel Network was 100% effective at influencing human minds. However, it became apparent that some, such as Vivien Rook, were not convinced, leading the Master to amend his claim to "99, 98...". (PROSE: Speech Day, TV: The Sound of Drums)
Miss Foster promoted the Adipose pill as "one hundred percent legal, one hundred percent effective." (TV: Partners in Crime)