code: import pandas as pd
  import matplotlib.pyplot as plt
  
  from data import games
  
  attendance = games.loc[(games['type'] == 'info') & (games['multi2'] == 'attendance'), ['year', 'multi3']]
  attendance.columns = ['year', 'attendance']
  
  attendance.loc[:, 'attendance'] = pd.to_numeric(attendance.loc[:, 'attendance'])
  attendance.plot(x='year', y='attendance', figsize = (15, 7), kind = 'bar')
  
  plt.xlabel('Year')
  plt.ylabel('Attendance')
  plt.axhline(y=attendance['attendance'].mean(), label='Mean', linestyle='--', color='green')
  plt.show()
  
apis: pandas.to_numeric matplotlib.pyplot.show matplotlib.pyplot.ylabel matplotlib.pyplot.xlabel