rebuilded from previous idea :
buy zone 10000/9000
google trends bitcoin index 20 - september 2017 price 4K
google trends bitcoin index 20 - june 2019 price ~13-14K
index 100 - dec 2017 price 4*5=20K
index 100 - dec 2019 price 14K*5=70K
I can't explain this btc chart for you, this chart is created for me to test and remember my idea after 1 year.