FIGURE 1—

Total Vaccine Doses Purchased and Vaccine Coverage Estimates for the Taiwan Annual Seasonal Influenza Mass Vaccination Campaign and the Noneligible Population: 1998–2016

Note. Data on purchases made outside the government-sponsored program are not available for 1998 to 2000. No attempt was made to speculate on the number of doses purchased, private coverage, or total coverage for these years.

^aSeasonal influenza vaccine doses purchased outside the government-sponsored vaccination program for individuals not eligible for the program.

^bDoes not account for wastage. Vaccine wastage data are only available for 2007 to 2016, but wastage is minimal. The maximum percentage wastage for the government purchases during this period was 4.59% (median = 2.33%).

^cEstimated percentage of the total Taiwan population that received the seasonal influenza vaccine using doses purchased by the Taiwan government as part of the annual mass vaccination program.

^dEstimated percentage of the total Taiwan population that received the seasonal influenza vaccine using doses purchased outside the government-sponsored vaccination program.

^eEstimated percentage of the total Taiwan population that received the seasonal influenza vaccine.

Source. National Development Council.²⁰