The folks who are downvoting you are likely not considering the fact that (1) the average web page size in 2016 is now up to 2.2MB and (2) if your phone is your

The folks who are downvoting you are likely not considering the fact that (1) the average web page size in 2016 is now up to 2.2MB and (2) if your phone is your sole source of internet access, you'll use a lot more data than you would somewhere where you have wifi access at home and work which aren't counting against your 500MB limit per month.