9

9 (from 9 to 9)
90 (from 90 to 90s BC)
91 (from 91 to 91 BC)
92 (from 92 to 92 BC)
93 (from 93 to 93 BC)
94 (from 94 to 94 BC)
95 (from 95 to 95 Theses)
96 (from 96 to 96 BC)
97 (from 97 to 97 BC)
98 (from 98 to 98 Degrees)
99 (from 99 to 99Y)
9_ (from 9-11 to 9ème arrondissement, Paris)
9m (from 9mm Hi-Power pistol to 9mm Hi-Power pistol)
9p (from 9PAC to 9PAC)
9t (from 9th (Scottish) Division to 9th millennium BC)