Etta Eckstrom, an executive vice-president for Beaux Mondes Boutiques, is reviewing details about the chain's newest store, located on Waikiki Beach. She notes the difference in time zones between that location in Honolulu and the stores in London, England and New York CIty. She wants to set up a teleconference at 8 AM in Hawaii but notes that New York City is +5 hours ahead at 1 PM and London is +10 hours ahead at 6 PM. Which data label best describes the data represented by the hours in time zones?