A total of 19 out of 31 S&P 500 real estate companies reported quarterly results this week. QTD, The Real Estate Select Sector SPDR Fund ETF (NYSEARCA:XLRE) is up ~10%, while the S&P 500 Index is ~2% down. 14 of the reporting companies posted an earnings beat, while five trailed the Wall Street consensus. 13 topped revenue estimates, and six missed…