Table:
text: List of Korean family names
List of Korean family names
List of Korean family names
Hangul Hanja Revised McCune_Reischauer Estimated_distribution_2000_
양 (S) 량 (N) 梁, 楊, 樑, 襄 Yang (S) Ryang (N) Yang (S) Ryang (N) 486645
어 魚 Eo Ŏ 17551
어금 魚金 Eogeum Ŏgŭm 51
엄 嚴 Eom Ŏm 132990
여 (S) 려 (N) 余, 呂, 汝 Yeo (S) Ryeo (N) Yŏ (S) Ryŏ (N) 75196
연 (S) 련 (N) 連, 燕, 延 Yeon (S) Ryeon (N) Yŏn (S) Ryŏn (N) 32528
염 (S) 렴 (N) 廉 Yeom (S) Ryeom (N) Yŏm (S) Ryŏm (N) 63951
엽 葉 Yeop Yŏp 127
영 永, 榮, 影 Yeong Yŏng 259
예 芮, 乂 Ye Ye 12656
오 伍, 吳, 呉 O O 706908
옥 玉 Ok Ok 22964
온 溫 On On 5081

Question: Below the list of Korean surnames, tell me the revision of mccune reischauer from yŏn(s)ryŏn(n)?