Text Equivalent - Update on the Use of Quadrivalent Conjugate Meningococcal Vaccines

Figure 1. Incidence rates of invasive meningococcal disease by serogroup and year, 1998-2007

Year Serogroup A Serogroup B Serogroup C Serogroup W-135 Serogroup Y Other serogroup Unknown serogroup All serogroups
1998 0 0.21555174 0.129331044 0.016580903 0.05637507 0.043110348 0.116066321 0.577015426
1999 0 0.302618777 0.207228076 0.03618268 0.059208022 0.032893345 0.065786691 0.703917591
2000 0 0.221601376 0.345437439 0.02607075 0.07821225 0.032588438 0.084729938 0.788640192
2001 0 0.283696906 0.599632097 0.029014456 0.099938683 0.061252741 0.10638634 1.179921223
2002 0 0.293426706 0.255153657 0.022325945 0.124387408 0.006378841 0.04465189 0.746324448
2003 0 0.259168316 0.151708283 0.053730017 0.129584158 0.003160589 0.018963535 0.616314898
2004 0.009392412 0.272379958 0.175325031 0.043831258 0.084531711 0.015654021 0.012523216 0.613637607
2005 0 0.297718647 0.117846964 0.049619775 0.074429662 0.009303708 0.01550618 0.564424935
2006 0.006139475 0.349950089 0.131998718 0.018418426 0.082882916 0.006139475 0.055255277 0.650784376
2007 0 0.397816769 0.091103077 0.039478 0.106286923 0.012147077 0.048588308 0.695420154

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