Popularity in Brazil (by decade)

1940 1950 1960 1970 1980 1990 21,000 16,800 12,600 8,400 4,200 1930 2000
    

Numbers

 Cassio (masculine) 
 Year   Rank   Times Used 
2000 #207 8768
1990 #142 17847
1980 #176 13196
1970 #220 7649
1960 #264 4327
1950 #684 887
1940 - -
1930 - -