Popularity (masculine) in Brazil (by decade)

1940 1950 1960 1970 1980 1990 88,000 70,400 52,800 35,200 17,600 1930 2000
    

Numbers

 Robson (masculine) 
 Year   Rank   Times Used 
2000 #111 22891
1990 #56 55018
1980 #37 84874
1970 #47 48959
1960 #88 18502
1950 #193 4436
1940 #759 487
1930 - -