import pandas as pd
import numpy as np
data=pd.read_csv('https://kuroneko.koneko.tokyo/demo/python/uriage-Jun.csv')
df=pd.DataFrame(data)
df_askuru=df[df['相手先'] == 'アスクル']
df_loveit=df[df['相手先'] == 'ラビット']
df_Asyouten=df[df['相手先'] == 'A商店']
desc_askuru=df_askuru.describe()
desc_loveit=df_loveit.describe()
desc_Asyouten=df_Asyouten.describe()
sum=desc_askuru['金額'].mean()+desc_loveit['金額'].mean()+desc_Asyouten['金額'].mean()
print(sum/3)