$4\mathrm{.}112$ Shark Attacks. The Internationat Shark Attack File, maintained by the American Elasmobranch Society and the Florida Museum of Natural History, is a compilation of all known shark attacks around the globe from the mid $1500$ s to the present. Following is a contingency table providing a cross$-$classification of worldwide reported shark attacks during the $1990$s$,$ by country and lethality of attack.

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