Return the number of occurances for 'item'.
Return the number of occurances for 'item'.
Return the largest item seen.
Return the largest item seen.
Return the smallest and largest items seen as a tuple.
Return the smallest and largest items seen as a tuple.
Return the smallest item seen.
Return the smallest item seen.
Return the total number of occurances for all items.
Return the total number of occurances for all items.
Return a mutable copy of this histogram.
Return a mutable copy of this histogram.