text_plain_output_1.png
import pandas as pd

df = pd.read_csv('../input/border-crossing-entry-data/Border_Crossing_Entry_Data.csv')
df

df.isnull().sum()

df.duplicated().sum()

print('Unique values in Port Name: ' + str(df['Port Name'].nunique()))
print('Unique values in Port Code: ' + str(df['Port Code'].nunique()))