year name city country guests of honor size
year
name
city
country
guests of honor
size
number
number
address
list length list_first list_second
first second first_number second_number
rank number text address text <n,text(text)> number(number)
1st 1939 nycon i new york, new york united states frank r. paul 3,240
(4,200)
number of worldcons held outside the united states
NN IN NNS VBN IN DT NNP NNPS
19
select count ( c3 ) from w where c5 != 'united states'