pandas count occurrences of certain value in row
print df
  col1 education
0    a       9th
1    b       9th
2    c       8th
print df.education == '9th'
0     True
1     True
2    False
Name: education, dtype: bool
print df[df.education == '9th']
  col1 education
0    a       9th
1    b       9th
print df[df.education == '9th'].shape[0]
2
print len(df[df['education'] == '9th'])
2
