concat_rank_value_occurrence
                        Wrapper for concatenating rank, value, and
                        number of occurrences.
frequent_values         Find the least or most frequent occuring values
                        in an atomic vector..
profile                 Profile atomic vectors or data.frames.
profile_nonnumeric      Profile non-numeric atomic vectors.
profile_numeric         Profile numeric atomic vectors.
profilr                 profilr: Quickly Profile Data in R
