d = {'Domain Source': 'Analyst', 'Recommend Suppress': 'N',
    'Standard Error': '0.25', 'Element ID': '1.A.1.d.1', 'N': '8',
    'Scale ID': 'IM', 'Not Relevant': 'n/a', 'Element Name': 'Memorization',
    'Lower CI Bound': '2.26', 'Date': '06/2006', 'Data Value': '2.75',
    'Upper CI Bound': '3.24', 'O*NET-SOC Code': '11-1011.00'}
How to iterate over a range of keys in a dictionary?