Facts on the Nobel Peace Prize

On 27 November 1895, Alfred Nobel signed his last will 
and testament, giving the largest share of his fortune 
to a series of prizes, the Nobel Prizes....
As described in Nobel's will, one part was dedicated to "the person 
who shall have done the most or the best work for fraternity between nations, 
for the abolition or reduction of standing armies and for the holding 
and promotion of peace congresses". 
Learn more about the Nobel Peace Prize from 1901 to 2014.

Number of Nobel Peace Prizes

94 Nobel Peace Prizes have been awarded since 1901. I
t was not awarded on 19 occasions: in 
1914-1916, 1918, 1923, 1924, 1928, 1932, 1939-1943, 
1948, 1955-1956, 1966-1967 and 1972.

Why were the Peace Prizes not awarded in those years? I
n the statutes of the Nobel Foundation it says: "If none of the works 
under consideration is found to be of the importance indicated in the 
first paragraph, the prize money shall be reserved until the following year. 
If, even then, the prize cannot be awarded, the amount shall be added 
to the Foundation's restricted funds." During World War I and II, 
fewer Nobel Prizes were awarded.

Number of Shared and Unshared Nobel Peace Prizes

64 Peace Prizes have been given to one Laureate only.
28 Peace Prizes have been shared by two Laureates.
2 Peace Prizes has been shared between three persons. 
The1994 Nobel Peace Prize to Yasser Arafat, Shimon Peres, 
Yitzhak Rabin, and the 2011 Nobel Peace Prize to Ellen Johnson Sirleaf, 
Leymah Gbowee and Tawakkol Karman.

Why is that? In the statutes of the Nobel Foundation it says: 
"A prize amount may be equally divided between two works, 
each of which is considered to merit a prize. 
If a work that is being rewarded has been produced by two 
or three persons, the prize shall be awarded to them jointly. 
In no case may a prize amount be divided between more 
than three persons."...
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http://www.nobelprize.org