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

2??????????

3??????

4?????????

5??????????

????????2?????20?????????????? (? ????????????)????(NHS)20????????,?????????????????(2??????????????10?16??)?1160?????????????,???????

?????????????,?(2??????????3?????9?????),?22%,??????????????2012???????????????????????????1%???

???,????????,????????????,????????300????????????????

?????,??,??,????????????????????,??

?????,?????????????????,????

??,???????,?????????????,???????????,????????????,????????????????????,???????????????(????????) ?????????:?????