From a recent poll.
# 18-24 year olds send or receive an average of 109.5 text messages per day—that works out to more than 3,200 messages per month. The median 18-24 year old texter sends or receives 50 texts per day (or around 1,500 messages per month).
# One quarter of 18-24 year old text messaging users (23%) report sending or receiving more than 100 texts per day.
# Just over one in ten (12%) say that they send or receive more than 200 messages on an average day—that equals 6,000 or more messages per month
http://pewinternet.org/Reports/2011/Cell-Phone-Texting-2011/Summary-of-Findings.aspx
# 18-24 year olds send or receive an average of 109.5 text messages per day—that works out to more than 3,200 messages per month. The median 18-24 year old texter sends or receives 50 texts per day (or around 1,500 messages per month).
# One quarter of 18-24 year old text messaging users (23%) report sending or receiving more than 100 texts per day.
# Just over one in ten (12%) say that they send or receive more than 200 messages on an average day—that equals 6,000 or more messages per month
http://pewinternet.org/Reports/2011/Cell-Phone-Texting-2011/Summary-of-Findings.aspx