#QUDE BTC Price History:
1. 2009: Born, virtually worthless.
2. 2010: Trading begins, with prices starting from a few cents.
3. 2011: First reached $1, fell to about $2 by the end of the year.
4. 2012: Experience the first halving, with the price around $13 at the end of the year.
5. 2013: Price surged and approached $1000 at the end of the year.
6. 2014-2015: Entered a bear market, with prices falling to around $200.
7. 2016: Price rebounded, approaching $1000 by the end of the year.
8. 2017: The price soared and approached $20,000 by the end of the year.
9. 2018: The price fell and ended the