1/ Some stats on previous market cycles:
2013-2015
BTC: $1,127 --> $200 (-82%)
2017-2018
BTC: $19,423 --> $3,217 (-83%)
ETH: $1,448 --> $85 (-94%)
Current cycle:
BTC: $67,167 --> $27,682 (-59%)
ETH: $4,815 --> $1,466 (-69%)
Make what you want with the info above.