Top Organic Search Keywords (External)
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2016 Annual Summary
Below are the top 5 search words or phrases entered on external search engines such as Google, Yahoo and Bing. The ranked data below lists the top 20 keywords used on those search engines which led visitors to a CDC.gov page.
| Search Keywords – External | Number of Searches |
|
|---|---|---|
| 1 | zika virus | 514,608 |
| 2 | cdc | 363,438 |
| 3 | hpv | 108,816 |
| 4 | zika | 99,556 |
| 5 | cdc.gov | 85,902 |
| 6 | zika virus symptoms | 77,941 |
| 7 | chlamydia | 76,320 |
| 8 | herpes | 76,156 |
| 9 | norovirus | 59,436 |
| 10 | tuberculosis | 56,732 |
| 11 | syphilis | 48,654 |
| 12 | lyme disease | 47,973 |
| 13 | cdc travel | 47,831 |
| 14 | meningitis | 47,602 |
| 15 | cdc zika | 46,609 |
| 16 | gonorrhea | 45,927 |
| 17 | sifilis | 43,442 |
| 18 | influenza | 42,214 |
| 19 | cdc vis | 41,068 |
| 20 | gonorrea | 38,555 |
- Page last reviewed: January 14, 2016
- Page last updated: February 7, 2017
- Content source:
- Centers for Disease Control and Prevention
- Page maintained by: Office of the Associate Director for Communication, Division of Public Affairs