5????????????????????????????????
??4???????????5?????????????????
??????????????????????????????????
2012?5?????????669, for sale 000??
??2010?????721,348?????7.3%
??1?5???????3,361,300?????2010??????4.6%
???????????????????????
???????????2010??????????????6%
???????????????????21.9%?20.5%?????
????????????????????5????????????????
?????????????????5??????????????2008??????
??????????????????????30?40%???????
??6???????????????????????????
??7?????????????????????????????????
??????????????????
????????
http://www.jnto.go.jp/jpn/news/data_info_listing/pdf/120622_monthly.pdf
credit????????