January: Debt collectors and general practitioners.

February: Artists and traffic wardens.

March: Pilots and musicians.

April: Dictators.

May: Politicians.

June: CEOs and Nobel prize winners.

July: Bricklayers, train drivers, and artists.

August: Bricklayers.

September: Athletes and physicists.

October: Centenarians or people who live really long lives.

November: Serial killers and schizophrenics.

December: Dentists.