ในกรณีที่พรรคโซเชียลเดโมแครตได้รับ 42.2% ให้ตัวเลขเท่าไร?
How many figures are given for the Socialists in the case where the Social Democrats received 42.2%?
df = pd.DataFrame(columns=['socialist', 'social_democratic'])
df.loc[df['social_democratic'] == '42.2%', 'socialist'].count()