how many humans

egrep human stars.csv | wc -l

how many jedis

tail -20 stars.csv | egrep [^_]jedi | wc -l

names of jedis

tail -20 stars.csv | egrep [^_]jedi | cut -f 1 -d ','

names of jedis in alphabetical order

tail -20 stars.csv | egrep [^_]jedi | cut -f 1 -d ',' | sort

table of frequencies for weapons

tail -20 stars.csv | cut -f 13 -d ',' | uniq -c

table of frequencies for weapons in decreasing order

tail -20 stars.csv | cut -f 13 -d ',' | uniq -c | sort -r