CONFIDENTIAL
機密
Appendix A
Evasion Ratios estimated by C & S Department
Month/yr.
(1)
No. of IIS (direct
from China)
(2)
No. of IIS
Current Estimates
Previous Estimates
(from China
& Macao)
(3)
Ratio A Ratio B
arrested
arrested
Evader
(1):(3) (2):(3)
(4) Evader
Ratio A Ratio B (1): (4) (2):(4)
May 1980
8 123
8 205
6403
1:0.8
1:0.8
6 399
1:0.8
1:0.8
Jun 1980
7 977
7 992
6 079
1:0.8
1:0.8
6 820 1:0.9
1:0.9
Jul 1980
8 619
8 684
9 172
1:1.1
1:1.1
* Estimates made based on up-to-date surfacing data.
** Estimates made in the last month based on surfacing data available then.
2.
The calculations of the estimate for July 1980 are as follows:-
No. of IIs. from China arrested
Total no. of Ils. arrested
8 619
8 684
No. of IIs. who registered/will register with ROP
in 1st month of arrival
7 053
in 2nd month of arrival
943
in 3rd month of arrival after 3 months of arrival
32 *
227
Estimated no. of IIs who will never register
917
Estimated total no. of successful IIs.
Evasion Ratio A
Evasion Ratio B
9 172
1:1.1
1:1.1
* Estimates
GF 323
CONFIDENTIAL
機密