Can you beat the market? Predict the % gain of the S&P 500 (as indexed in the SPY instrument) for the year 2023.

This question will resolve based on SPY's annual performance as reported here: https://finance.yahoo.com/quote/SPY/performance/.

YTD return as of writing (Aug 2) is reported as 20.27%. Last year returned -18.17%.

100% was chosen as a reasonable upper bound, though it is of course possible to return more than this. Return will be rounded to the nearest unit if necessary.

SPDR S&P 500 ETF Trust (SPY) Performance History - Yahoo Finance

Current and Historical Performance Performance for SPDR S&P 500 ETF Trust on Yahoo Finance.