code: public Stats getPhotosetStats(String photosetId, Date date) throws FlickrException {
          return getStats(METHOD_GET_PHOTOSET_STATS, "photoset_id", photosetId, date);
      }
docs: Get the number of views, comments and favorites on a photoset for a given date.
  
  @param date
  (Required) Stats will be returned for this date. A day according to Flickr Stats starts at midnight GMT for all users, and timestamps will
  automatically be rounded down to the start of the day.
  @param photosetId
  (Required) The id of the photoset to get stats for.
  @see "http://www.flickr.com/services/api/flickr.stats.getPhotosetStats.htm"