The accompanying table shows quarterly stock prices on the Dar es Salaam Stock Exchange for 2010-2014. Construct 2 stock market indexes, one using equal weights, as in the Dow Jones Industrial Average, the other using market-value weights, as in the S&P/TSX Composite Index.

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National Central Railway, 64 Million Minerva Shipping, 38 Million San Tome Sulaco Market, 42 Million Mining, 184 Azuera, Inc., 16 Million Million* 2010 21.45 82.50 55.10 80.00 135.00 115.52 151.22 58.15 24.04 2011 144.62 26.53 2012 58.45 135.93 138.90 166.99 149.42 2013 52.43 74.61 23.53 212.02 52.50 174.62 75.01 32.46 177.27 2014