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The Binary log can provide valuable information about the frequency of per table DML statements.

This simple one line Linux command can provide valuable output:

$ mysqlbinlog /path/to/mysql-bin.000999 | \ grep -i -e "^update" -e "^insert" -e "^delete" -e "^replace" -e "^alter" | \ cut -c1-100 | tr '[A-Z]' '[a-z]' | \ sed -e "s/\t/ /g;s/\`//g;s/(.*$//;s/ set .*$//;s/ as .*$//" | sed -e "s/ where .*$//" | \ sort | uniq -c | sort -nr

33389 update e_acc 17680 insert into r_b 17680 insert into e_rec 14332 insert into rcv_c 13543 update e_rec 10805 update loc 3339 insert into r_att 2781 insert into o_att