19201920: 164 births, rank #562
1921: 163 births, rank #560
1922: 151 births, rank #584
1923: 137 births, rank #629
1924: 181 births, rank #537
19251925: 160 births, rank #565
1926: 140 births, rank #599
1927: 142 births, rank #594
1928: 125 births, rank #629
1929: 95 births, rank #721
19301930: 96 births, rank #706
1931: 96 births, rank #682
1932: 95 births, rank #694
1933: 65 births, rank #827
1934: 51 births, rank #967
19351935: 73 births, rank #793
1936: 50 births, rank #969
1937: 70 births, rank #819
1938: 61 births, rank #905
19391939: 56 births, rank #939
Blanch moved from #905 to #939 for girls between 1938 and 1939. Its highest annual birth count came in 1924, with 181 births.