str_length() and babynames

babynames |>
  count(length = str_length(name), wt = n)

## # A tibble: 14 × 2
##    length        n
##     <int>    <int>
##  1      2   338150
##  2      3  8589596
##  3      4 48506739
##  4      5 87011607
##  5      6 90749404
##  6      7 72120767
##  7      8 25404066
##  8      9 11926551
##  9     10  1306159
## 10     11  2135827
## 11     12    16295
## 12     13    10845
## 13     14     3681
## 14     15      830