From the text below, list the years that the White House Chief of Staff was removed from the United States Cabinet. Separate them with a comma.

Context: Positions intermittently elevated to Cabinet-rank
Ambassador to the United Nations 
Director of the Office of Management and Budget 
White House Chief of Staff 
Counselor to the President: A title used by high-ranking political advisers to the president of the United States and senior members of the Executive Office of the President since the Nixon administration. Incumbents with Cabinet rank included Daniel Patrick Moynihan, Donald Rumsfeld and Anne Armstrong.
White House Counsel 
United States Trade Representative 
Chair of the Council of Economic Advisers 
National Security Advisor 
Director of Central Intelligence 
Administrator of the Environmental Protection Agency 
Director of the Office of National Drug Control Policy 
Administrator of the Small Business Administration 
Director of the Federal Emergency Management Agency: Created as an independent agency in 1979, raised to Cabinet rank in 1996, and dropped from Cabinet rank in 2001.
Director of National Intelligence 
Director of the Central Intelligence Agency 
Director of the Office of Science and Technology Policy 

Answer: 1961, 1977