w        ?? C???C?CE C??E?IE C???????E ?? I?C?E ???C?C I . ???? ECE???? ? ????? E?E? ??? ?C? 1991? EE?? ??  52% ?? C????????? ?????? ??? ???E ??C? ??ECE EI?? C???? ??? C???C? ? ??? 31% ?? C???C? ?C???C? C??E????? ?????? ??C?CE ????E U?? O???E ? ? 78% ?? C????C? C??????C? ??E?I?? ???? ?I???? E????  ? ?40% ?? C???C? C??E???CE ??? ??E? ?? ??C?E ????E ?  ???E?? ?? ??? C??C?E ??I C???C? ??? 68% .

[C????E- C??II 17 – 1415?U]