WHO criteria for High endemicity for meningococcal disease include -

WHO Classification of Meningococcal areas: Low endemicity: < 2 cases per 100,000 population per year Moderate endemicity: 2-10 cases per 100,000 population per year High endemicity: > 10 cases per 100,000 population per year (0.01%) Epidemic: > 100 cases per 100,000 population per year (0.1%)