Top 10 PFS Key Exchange Params:
X25519, 253 bits 399,309
ECDH, P-256, 256 bits 130,838
ECDH, P-384, 384 bits 20,853
ECDH, P-521, 521 bits 4,613
DH, 1024 bits 1,637
DH, 2048 bits 566
X448, 448 bits 10
DH, 4096 bits 9
DH, 3072 bits 2