$0 - $20

$20 - $40

$40 - $60

$60 - $100

$100 & up

Creative Commons

Royalty Free

GPL

Editorial

MIT

and up

and up

and up

and up

4.4

4.3

4.2

4.1

4.0

3.6

3.5

3.4

3.3

3.2

3.1

3.0

2.93

2.92

2.91

2.9

2.83

2.82

2.81

2.8

2.7x

2.79

2.78

2.77

2.6x