????:1????????:??????

2???????????

3??????95?98?

4????????

5???????

??????????6?????21?(?? ??)??IQ(???NIQ)????(WDL)?????????????????????????«Z??»??,?????????????????,?????2030??,“Z???”??12????????????????????“Z????????”??????,??????????????????????????????????????,?????

??“Z??????????????”??1997????????????????2012????????????,Z?????????????????????25%(????????20?????????)??????????????????????,“Z????”?4.02%?

??????????????,“Z??????”?????????,“Z???????????????”??????????????????????????,“Z???”?“?????????????”??,?,??“??”??????????,???????“Z????”??,61%??“Z???????????”???????????????,34%?????????????50%?????????????????,???,“Z????”?????????,????????

NIQ??(Jason Spencer)?,Z????????????????????,????,????????,?,???????(?) ???:??????