No cases of serotypes 1 or 5 were reported. PCR cannot be used to distinguish between serotypes 6A or 6B, 6C or 6D, 10F or 10C, 12A or 12F, 15B or 15C, or 15A or 15F. Invasive pneumococcal disease cases typed as 6A/6B and 6C/6D were deemed to be vaccine-related serotypes for analyses. PCV10=ten-valent pneumococcal conjugate vaccine. *PCV10 serotypes. †PCV10-related serotypes.