print row range

error.py

csvFile = csv.reader(open('survey.csv', 'rb'), delimiter=',')

header = next(csvFile)
for row in csvFile:
	devStatus = row[4]
	address = row[14]
	commercial = row[12]
 	# note = row[20]
	industry = row[10]
	if row[20]:
		print row[20]	

$ python csvchop.py
string
string
string

string

Traceback (most recent call last):
  File "csvchop.py", line 18, in <module>
    if row[20]:
IndexError: list index out of range
$