import pandas as pd
data = pd.read_csv ('/datasets/visits.csv', sep='\t')

#total_visits = data.shape[0]
total_visits = len(data.index)
print('Количество заездов:',total_visits)#количество заездов на АЗС 

total_stations = len(data['id'].unique())
print('Количество АЗС:',total_stations)

print(data['date_time'].min(), data['date_time'].max())

data['date_time'] = pd.to_datetime(data['date_time'], format='%Y-%m-%dT%H:%M:%S')
total_days = len(pd.DatetimeIndex(data['date_time']).day.unique())

station_visits_per_day = total_visits/total_stations/total_days 
print('Количество заездов на АЗС в сутки:', station_visits_per_day)