how do triple leverage etfs perform verses their index

JNUG has had the highest return since January 1, 2025 by an ETF or major index, returning 227.9%.

ASSET % RETURN
JNUG
227.87%
NUGT
226.13%
KORU
134.84%
MEXX
117.51%
DFEN
108.44%
NUSI
106.79%
RING
100.56%
SLVP
99.47%
SGDM
98.25%
GOEX
96.73%
GDXJ
95.22%
GDX
92.51%
SIL
91.04%
ISGPF
89.43%
SILJ
87.55%
GOAU
84.52%
SGDJ
79.33%
YINN
74.72%
EUAD
72.78%
AGQ
72.72%
UGL
70.66%
EURL
70.38%
BRZU
68.22%
SHLD
65.36%
GREK
65.15%