Count Occurence of string in list of string

Help
#1

Hi, i have a list of string containing values like a,a,b,b,c,c
is there a way to count the occurrence of each value
ie 2 for a , 2 for b , 2 for c

Word count
#2

Hi @inyourgravity

Please find below link

count-all-character-occurrences-in-a-string

Thanks,
Madhura