{{ range $name, $taxonomy := .Site.Taxonomies.category }}
  {{ $cnt := .Count }}
  {{ with $.Site.GetPage (printf "/category/%s" $name) }}
    <a href={{ .Permalink }} title="All pages with tag <i>{{$name}}</i>">{{$name}}</a>
    <sup>{{$cnt}}</sup>
  {{end}}
{{ end }}