Add SPY backtest results for VIX Above Moving Average strategy

strategies/vix-above-and-below-moving-average/README.md

@@ -28,4 +28,14 @@ As with most of the strategies from this book, they are meant to illustrate cert
 
 **Days to Exit**: The number of days to wait before exiting a trade. (Default: 5)
 
+## Backtest Results
+
+### SPY
+
+#### VIX Above Moving Average
+
+![SPY VIX Above Moving Average Analysis](https://static.moshington.com/images/strategies/vix-above-and-below-moving-average/spy-above-analysis.png)
+
+![SPY VIX Above Moving Average Summary](https://static.moshington.com/images/strategies/vix-above-and-below-moving-average/spy-above-summary.png)
+
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