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STOCKHOLM, SWEDEN - DECEMBER 10: Queen Silvia of Sweden attends the Nobel Prize Awards Ceremony at Concert Hall on December 10, 2016 in Stockholm, Sweden. (Photo by Pascal Le Segretain/WireImage)

STOCKHOLM, SWEDEN - DECEMBER 10:  Queen Silvia of Sweden attends the Nobel Prize Awards Ceremony at Concert Hall on December 10, 2016 in Stockholm, Sweden.  (Photo by Pascal Le Segretain/WireImage)

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STOCKHOLM, SWEDEN - DECEMBER 10: Crown Princess Victoria of Sweden attends the Nobel Prize Awards Ceremony at Concert Hall on December 10, 2016 in Stockholm, Sweden. (Photo by Pascal Le Segretain/Getty Images)

STOCKHOLM, SWEDEN - DECEMBER 10:  Crown Princess Victoria of Sweden attends the Nobel Prize Awards Ceremony at Concert Hall on December 10, 2016 in Stockholm, Sweden.  (Photo by Pascal Le Segretain/Getty Images)

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Swedish Royals (L-R) Queen Silvia of Sweden, King Carl XVI Gustaf of Sweden, Crown Prince Daniel and Crown Princess Victoria of Sweden listen to their anthem prior to the awardings of the Nobel Prizes in medicine, economics, physics and chemistry on December 10, 2016 in Stockholm, Sweden. Nobel laureates are honoured every year on December 10 -- the anniversary of the death of prize's founder Alfred Nobel, a Swedish industrialist, inventor and philanthropist. / AFP / SOREN ANDERSSON (Photo credit should read SOREN ANDERSSON/AFP/Getty Images)

Swedish Royals (L-R) Queen Silvia of Sweden, King Carl XVI Gustaf of Sweden, Crown Prince Daniel and Crown Princess Victoria of Sweden listen to their anthem prior to the awardings of the Nobel Prizes in medicine, economics, physics and chemistry on December 10, 2016 in Stockholm, Sweden.
Nobel laureates are honoured every year on December 10 -- the anniversary of the death of prize's founder Alfred Nobel, a Swedish industrialist, inventor and philanthropist. / AFP / SOREN ANDERSSON        (Photo credit should read SOREN ANDERSSON/AFP/Getty Images)

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Crown Princess Victoria of Sweden attends the awarding ceremony of the Nobel Prizes in medicine, economics, physics and chemistry on December 10, 2016 in Stockholm, Sweden. Nobel laureates are honoured every year on December 10 -- the anniversary of the death of prize's founder Alfred Nobel, a Swedish industrialist, inventor and philanthropist. / AFP / Soren Andersson (Photo credit should read SOREN ANDERSSON/AFP via Getty Images)

Crown Princess Victoria of Sweden attends the awarding ceremony of the Nobel Prizes in medicine, economics, physics and chemistry on December 10, 2016 in Stockholm, Sweden.
Nobel laureates are honoured every year on December 10 -- the anniversary of the death of prize's founder Alfred Nobel, a Swedish industrialist, inventor and philanthropist. / AFP / Soren Andersson        (Photo credit should read SOREN ANDERSSON/AFP via Getty Images)

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STOCKHOLM, SWEDEN - DECEMBER 10: Queen Silvia of Sweden attends the Nobel Prize Awards Ceremony at Concert Hall on December 10, 2016 in Stockholm, Sweden. (Photo by Pascal Le Segretain/Getty Images)

STOCKHOLM, SWEDEN - DECEMBER 10:  Queen Silvia of Sweden attends the Nobel Prize Awards Ceremony at Concert Hall on December 10, 2016 in Stockholm, Sweden.  (Photo by Pascal Le Segretain/Getty Images)