Before revision: Global eradication underway Poliomyelitis (polio) + International wild poliovirus cases by year Year Estimated Recorded 1975 — 49,293 1980 400,000 52,552 1985 — 38,637 1988 350,000 35,251 1990 — 23,484 1993 100,000 10,487 1995 — 7,035 2000 — 2,971 2005 — 1,998 2010 — 1,352 2011 — 650 2012 — 222 2013 — 385 2014 — 359 2015 — 74 2016 — 37 2017 — 22 2018 — 33 2019 — 176 2020 — 140 2021 — 62022 - 302023 - 6References : A dramatic reduction of the incidence of poliomyelitis in industrialized countries followed the development of a vaccine in the 1950s.
After revision: Global eradication underway Poliomyelitis (polio) + International wild poliovirus cases by year Year Estimated Recorded 1975 — 49,293 1980 400,000 52,552 1985 — 38,637 1988 350,000 35,251 1990 — 23,484 1993 100,000 10,487 1995 — 7,035 2000 — 2,971 2005 — 1,998 2010 — 1,352 2011 — 650 2012 — 222 2013 — 385 2014 — 359 2015 — 74 2016 — 37 2017 — 22 2018 — 33 2019 — 176 2020 — 140 2021 — 62022 - 302023 - 12References : A dramatic reduction of the incidence of poliomyelitis in industrialized countries followed the development of a vaccine in the 1950s.