1. A method for data access statistics management comprising: determining, using at least one computer processor, that a portion of data of a plurality of portions of data has been deduplicated by receiving an indication that the plurality of portions of data are going to be deduplicated into a deduplicated portion of data; combining access statistics for the plurality of portions of data by incrementing access statistics associated with the deduplicated portion of data to indicate an additional write request for each additional reference to the portion of data contained in an access statistic associated with a deduplicated instance of the deduplicated portion of data, wherein the access statistics comprise a weighted average, and wherein each additional reference indicates that a duplicate block was not written to storage; and associating the combined access statistics with the deduplicated portion of data.