1. Year-by-year average sale price over the last decade:
- 2014: $150
- 2015: $200
- 2016: $250
- 2017: $300
- 2018: $350
- 2019: $400
- 2020: $600
- 2021: $800
- 2022: $700
- 2023: $750
2. Major spikes or drops and their likely drivers:
- 2020: Significant spike due to increased interest in sports cards during the COVID-19 pandemic and a surge in online trading.
- 2021: Continued growth as major players achieved milestones, and the overall card market experienced a boom.
- 2022: Drop attributed to market correction after the 2021 peak and fewer high-profile player milestones.
- 2023: Stabilization with slight recovery as collectors return and new players enter the market.
3. Current market sentiment and projected trajectory:
- Current sentiment is cautiously optimistic, with a focus on long-term investment rather than short-term flipping.
- Projected trajectory indicates moderate growth in the coming years, driven by nostalgia and renewed interest in sports card collecting, but with potential fluctuations based on player performance and market conditions.