What are the data transfer amounts for typical online activities?

Each internet activity is unique, but here are some average file sizes to give you an idea of what your data usage might be:
Average email: 59 KB
Average web page: 130 KB
Average song file: 4 MB
Average digital photo: 5 MB
Average standard def movie: 2 GB
Average hour of online gaming: 15 – 30 MB

If the amount of data transfer allocated to your account is 100 GB, then that would be equivalent to:

Sending/receiving 1,694,915 emails, or
Viewing 769,230 websites, or
Downloading 25,000 songs, or
Downloading 20,000 photos, or
Downloading 50 standard movies, or
Downloading 20 HD movies, or
Online gaming for 3,400 hours

If the amount of data transfer allocated to your account is 300 GB, then that would be equivalent to:

Sending/receiving 5,084,745 emails, or
Viewing 2,307,690 websites, or
Downloading 75,000 songs, or
Downloading 60,000 photos, or
Downloading 150 standard movies, or
Downloading 60 HD movies, or
Online gaming for 10,200 hours