Popularity in Brazil (by decade)

1940 1950 1960 1970 1980 1990 6,000 4,800 3,600 2,400 1,200 1930 2000
    

Numbers

 Roberval (masculine) 
 Year   Rank   Times Used 
2000 - -
1990 #988 1100
1980 #546 2827
1970 #327 4409
1960 #330 3291
1950 #461 1522
1940 #679 576
1930 #962 189