According to the CDC, there were more cases in 2015 than in 1999.

Number of HPV Associated Cancers by Year and Sex, United State, 2003-2015

Original chart from the CDC no longer available on CDC site!

August 2018 CDC update on HPV-associated cancers

https://www.cdc.gov/cancer/hpv/pdf/USCS-DataBrief-No4-August2018-508.pdf

The HPV vaccine, approved in 2006, was supposed to reduce the number of HPV-associated cancers.

I know, correlation does not imply causation. But I would expect the number of HPV-cancers to go down if the vaccine worked.

BizWomen – HPV-related cancer rises, despite higher vaccination rates

The number of cancer cases associated with the human papillomavirus (HPV) is growing, even as an increasing number of adolescents are being vaccinated against HPV.

Fox5 – CDC: HPV-related cancers rising but vaccination should help

The Seattle Times – HPV-related cancer rates outpace vaccination rates

Cancers linked to the human papillomavirus (HPV) have increased significantly in the past 15 years in the United States.

Does it look as if the HPV vaccine is effective in reducing related cancers?
Or does it look as if HPV-related cancers are actually on the rise, after the vaccine was introduced into the market?