If you take the top 10 mcaps (excl. stables), bitcoin accounts for 72%.

1. BTC $1.68T (72%)

2. ETH $278B (11.9%)

3. XRP $127B (5.5%)

4. BNB $86.2B (3.7%)

5. SOL $68.6B (2.9%)

6. DOGE $30.7B (1.3%)

7. ADA $22.7B (1%)

8. TRX $19.6B (0.8%)

9. LINK $9.6B (0.4%)

10. LTC $9.6B (0.4%)