Bitcoin Ext-Fib support pattern

As the chart shows, there are some patterns between bitcoin price and ext-Fibonacci.
2013-2015: L $152.40 C $216.90
Ext-Fib1.0 $199.63, support L & C
Ext-Fib1.236 $149.32, support L & C

2017-2019: L $3122.28 C $3693.30
Ext-Fib1.0 3518.83, support C
Ext-Fib1.236 2650.71, support L & C

2019-2020: L 3850 C $6421.14
Ext-Fib1.0 $4860.64, support C
Ext-Fib1.236 $2650.71, support L & C

2021-2022: L undone? C undone?
Ext-Fib1.0 23033.99
Ext-Fib1.236 19347.14
Ext-Fib1.5 $15917.58
Ext-Fib1.618 $14588.17
Ext-Fib1.65 $14247.20
Ext-Fib2.0 $10999.80, #1key position
Ext-Fib2.5 $7601.39
Ext-Fib2.618 $6966.53
Ext-Fib3.0 $5252.92, #2key position

Attention:
1--L: lowest price, C: closed price, which maps to the L.
2--Before 2021, all the Ext-Fib1.0 support the matched C price, and all the Ext-Fib1.236 support the L.
3--In 2022, things have changed and we should watch and set alerts.