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Spam: share of global email traffic 2014-2018

Global spam volume as percentage of total e-mail traffic from January 2014 to March 2018, by month

The data displays the share of global spam volume as percentage of total e-mail traffic as of March 2018, sorted by month. As of the most recently reported period, spam messages accounted for 48.16% of e-mail traffic worldwide. In 2016, the U.S. accounted for the majority of unsolicited spam e-mails with 12.08% of global spam volume. The most common types of spam e-mail were healthcare and dating spam.

Jan '14	65.7
Feb '14	69.9
Mar '14	63.5
Apr '14	71.1
May '14	69.8
Jun '14	64.8
Jul '14	67
Aug '14	67.2
Sep '14	66.53
Oct '14	64.88
Nov '14	64.33
Dec '14	66.41
Jan '15	61.9
Feb '15	59.7
Mar '15	56.2
Apr '15	53.6
May '15	53.6
Jun '15	53.2
Jul '15	54.2
Aug '15	55.6
Sep '15	52.8
Oct '15	54.11
Nov '15	54.14
Dec '15	54.42
Jan '16	59.62
Feb '16	54.61
Mar '16	56.52
Apr '16	56.51
May '16	59.46
Jun '16	55.78
Jul '16	58.43
Aug '16	57.89
Sep '16	61.25
Oct '16	56.69
Nov '16	61.66
Dec '16	61.33
Jan '17	55.05
Feb '17	53.36
Mar '17	56.87
Apr '17	57.99
May '17	55.44
Jun '17	57.47
Jul '17	55.18
Aug '17	59.33
Sep '17	59.56
Oct '17	57.87
Nov '17	58.81
Dec '17	52.67
Jan '18	54.5
Feb '18	52.8
Mar '18	48.16

Spam: share of global email traffic 2014-2018

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