year political rights civil liberties status president
year
political rights
civil liberties
status
president
number
number
number
number number number text text
1972 6 6 not free hamani diori
who ruled longer , ali saibou or mamadou tandja ?
WP VBD RBR , NNP NNP CC NNP NNP .
Mamadou Tandja
select c5 from w where c5 in ( 'ali saibou' , 'mamadou tandja' ) group by c5 order by count ( * ) desc limit 1