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ϵ 28 2 ȸǸ Ȱȭ ϵ ߡ ȡ Ȯߴٰ .
2010 ù ֹ ڿ Ȱ Ͱ ڸ âϰ, ü ϱ ϴ ü.
2010 9 105Ұ ̴.
ϵ ȭ (2015), 繫 (2019) ü ߴ. , 11 Ⱥ ְ Ǵ ŵ ̷.
2011 37(31) 2021 200 (105) ϸ 5.4 ߴ. ٷ 571(2011) 2,026(2021) 3.5 þ.
̷ ڸ ҵ â ڸ ư ִ.
̹ ȴ.
縦 ͺ̽ ϰ, ȭ ȹ̴.
, ǰ ȭ ̹ Ѵ. 硤ڶȸ , ü Ƿ ٺȭ ¶ Ȯ 嵵 Ѵ.
ؼ Ÿ ó , ߱ ü ü ߱ ȹ̴.
̿ Բ ϵ 2022 1 3ϱ ̴.
̹ (10~20鸸), ű(50鸸), (30鸸), ȭ(20鸸), Ѵ. 4 (ü, , ,) ü ̴.
ϵ ̹ û⸶, Ͽ ű ߱ϰ, üɻ縦 ó 2 18ϱ η õ ȹ̴.
δ α* Ǹ Ȯ(10鸸20鸸)ϰ ںδ (20%10%) ϴ α ֿ켱 Ѵٴ ȹ̴.
Ͽ Ȳ å ϰ ȿ ȹ ü ϰ ִٴ ǰ ִ. ߴ.
븸 ϵ ڸ ȯ ߽ ڸűϱ ؼ ִ ߿ ŭ ֵ ȹ̴١ ߴ.
̿ȭ