Proportion of isolates for which fluconazole MIC was >2 μg/ml, by species and year. C. albicans, solid line with solid diamonds; C. dubliniensis, solid line with open diamonds; C. glabrata, solid line with open triangles; C. krusei, solid line with solid squares; C. parapsilosis, solid line with open circles; C. tropicalis, solid line with solid triangles; and all isolates, dotted line with crosses.