* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.

* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.

맞게 쓴거같은데 벨류에러가 떠서 뭐가 문제인지 모르겠습니다.

corp_code = df_listed[df_listed['corp_name'] == '카카오'].iloc[0,0]

data = dart_fss.api.info.hyslr_sttus(corp_code,'2021','11011')

df = pd.DataFrame(data['list'])

df = df[['corp_name','nm','relate','bsis_posesn_stock_qota_rt','trmend_posesn_stock_qota_rt','rm']]

df.columns = ['회사명','이름','관계','기초지분율','기말지분율','비고']

df['기초지분율'] = pd.to_numeric(df['기초지분율'])

df['기말지분율'] = pd.to_numeric(df['기말지분율'])

df.sort_values(by='기초지분율', ascending=False).head(3)

---------------------------------------------------------------------------
ValueError                                Traceback (most recent call last)
/usr/local/lib/python3.10/dist-packages/pandas/_libs/lib.pyx in pandas._libs.lib.maybe_convert_numeric()

ValueError: Unable to parse string "-"
During handling of the above exception, another exception occurred:

ValueError                                Traceback (most recent call last)

2 frames

/usr/local/lib/python3.10/dist-packages/pandas/_libs/lib.pyx in pandas._libs.lib.maybe_convert_numeric()

ValueError: Unable to parse string "-" at position 78