Population WHO Confirmed Cases % of Population Panama 3,360,474 155 0.00461% Canada 33,487,208 1530 0.00457% Mexico 111,211,789 5029 0.00452% Australia 21,262,641 878 0.00413% USA 307,212,123 10053 0.00327% Chile 16,601,707 313 0.00189% UK 61,113,205 339 0.00055% Spain 40,525,002 180 0.00044% Argentina 40,913,584 131 0.00032% Japan 127,078,679 385 0.00030%

Source WHO Influenza A(H1N1) - update 43 and CIA The World Factbook Population Data