Tadle 2.
Population sreakdown by age and geographical living patterns.
Infants and
small children
”
Children and
adolescents
Men
Women
a-4
5-19
20+
20+
16
4]
22
21
50
30
30
30
1s
19
5
10
Elsewhere in village
3
1¢
5
10
E2acn
5
5
5
S
Interior of island
5
15
20
1S
Age rricket (years)
,
Fraction of population (°°
Fractizn of time spent in
reitsctive areas (4%):
Inside home
‘
witnin 10 m of home
LiLiton
Tiner islands
2
1
shown 2S area 3 in Fig. -.
anc o are identical,
0
10
10
§
20
20
25
2s
A: far as the external dose assessment is concerned, cases $S
Since the expected living patterns are most likely to differ
bei.een the various age gri.ts, it is necessary to utilize tre age distribution data
0
prescntac in Table 2.)
Thess cata were obtained from the 1974 census taken on Kili Island
towne “34 persons who cla:m land rights on Bikini atol.*
The geographical living patterns,
aisz shown in Table 2, -ere sssumed to be similar to those expected for the returning
feacees .
1
Eneweliy people.
ja
Even though the gacra-rav exposure rates vary widely, it was necessary, for the
turrise ef the external ccse calculations, to derive the most reasonable values of the
mean exposure tates for es:! ssecific geographical area under consideration.
enivr in Vable 3.
These are
The 7... cxzosure rates for specific areas on Bikini Island were
eptainec by weighting the mean exposure rates within each contour interval with the area
‘sutnir the contour.
Since the exposure rates on Eneu Islanc are relatively uniform, the
Tea: ¢xTcsure rates were chosen by inspection of Fig. 3.
Since this survey did not include
tie .i7er islands of the atcil, it was necessary to rely on data from previous surveys to
zo the total population
5
6
° Linch et al.,
purtese.
-. +.
~.°
.2 sti were collects: :
Seemed ee
Lee
Their results
the values presented in
z
@
It should be ro:ntec cut that these ere rough estimates since the data are
cr a span of alrost ten years.
The exposure rate over the
i$ estimated tr te 3.3 cn hr due to the cosmic ray contritution and an additional
9052160