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Table 3 Occurrence of foxes with mange-like lesions based on a multi-year questionnaire survey in Switzerland. Percentage (%) followed, in parentheses, by the number of districts of surveillance, cantons and subregions reporting red foxes (Vulpes vulpes) with mange-like lesions/number of responding districts of surveillance, cantons and subregions

From: Spatiotemporal spread of sarcoptic mange in the red fox (Vulpes vulpes) in Switzerland over more than 60 years: lessons learnt from comparative analysis of multiple surveillance tools

  < 1980 1980–1990 1991–1995 1996–2000 2001–2003 2004–2006 2007–2009 2010–2012 2017
Districts of surveillance 22 (36/162) 16 (26/162) 10 (17/162) 27 (44/162) 18 (157/884) 26 (169/653) 37 (258/691) 50 (471/933) 75 (171/227)
Cantons 58 (14/24) 33 (8/24) 17 (4/24) 50 (12/24) 50 (13/26) 58 (14/24) 68 (17/25) 91 (21/23) 96 (25/26)
Subregions 100 (10/10) 80 (8/10) 60 (6/10) 81 (9/11) 72 (8/11) 81 (9/11) 100 (11/11) 100 (11/11) 100 (11/11)