Table: südtirol
[['municipality', 'inhabitants', 'mayor', 'party', 'election'], ['trento', '116298', 'alessandro andreatta', 'democratic party', '2009'], ['rovereto', '38167', 'andrea miorandi', 'democratic party', '2010'], ['pergine valsugana', '20582', 'silvano corradi', 'union for trentino', '2009'], ['arco', '16901', 'paolo mattei', 'democratic party', '2010'], ['riva del garda', '16170', 'adalberto mosaner', 'democratic party', '2010']]
Statement: the Trento Municipality in Trentino - alto adige / Südtirol in italy has the largest number of Inhabitant , namely 116298
Statement: the Riva Del Garda Municipality in italy has the smallest number of Inhabitant of all the Municipality , namely 16170
Statement: of the 5 Municipality in the Südtirol region , 4 are under the control of the Democratic Party
Statement: of the 5 Municipality in the Südtirol region , only 1 is under the control of the Union For Trentino Party
Statement: all 5 Municipality in the Südtirol region held Election either in 2009 or 2010