?1930 ˹-˰һȫóѡ ٴվƵIJ·ڡ 87ҹ Զóһֹ˰ʽЧͳǩ ʮҺ͵10%-50%˰ ˰ˮƽ1935ߵ㡣 ճЩ˰ΪԪ óЭٴθԣгѧ ûΪ߱顣 Ӿһּ˰ɷ˶ѧҡձΪ Ĵ ȵġ˹-˰й֮ǿ ûóսʤ ѧѧ˶ϣ ˹ӱʾ ݼ˰嵥ûԹھõӰ Ҳδѹϵ档 ϯʦٳ Ч˰17% ⽫1935ˮƽ 2024ʱֽΪ2.3% ʱ ڡ˹-˰Ӱ ÷ǵûкת һʱͳDZҵ ȴȫ Ӷش羭 为Ӱս յ뵱 Ժϣ ˹ǿ ǶԹ˰Σ֪Զʤϸ ĴȵΪء ɣ´ѧѧڰءҲΪ ڷʱͬĴҵ ЩϺܻӭֻעۿɼĺô ȴԲijɱ ˰ͬƽ һͶʻȡ̸лơҺ͵Ͷʻɹŵ ڻýϵ˰ʡƽͶ3500Ԫ ŷҵͶ6000Ԫ ձҲƳ5500Ԫ𡣡 ϣ ˹Ϊ Щνòʹ ֻΪն̨档ǰƺƴͶʳŵΪӰ ˱ó̸ ζӮʤ Ѿµóʱ Ϊ һּ˰ζŸߵۡٵƷԴ˷ ֱȫóЧʡ ͬʱ Ʊ䲢ǿӲ̬ ٽҼĺЭͬһ йǰ7ó ֵͬ3.5% Զˡŷˡޡǵȵصijڿ ڵ»ЧһݱýΪԤڡ ϣ ˹ ѡȫԼ98%Ĺҷóս ַҹĹ˰շʽԹӦתƲشӰ졣 ˰ȡ ҵҲȻΪһȶľ֮ءɽľԼѵĹϵ ǰ ù˰ Ҳȫ˥˵Ļ֮ ۻӸ߰ (ӡ)