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docs: add Realistic and Heavily quoted rows to benchmark table #87

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5 changes: 3 additions & 2 deletions README.md
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Expand Up @@ -103,9 +103,10 @@ Benchmarks on AMD EPYC 9R14 with AVX-512 (Go 1.26, `GOEXPERIMENT=simd`). See [Co
|---------|------|--------------|------------|------------|
| Unquoted fields | 10K rows | 228 MB/s | 309 MB/s | **+35% faster** |
| Unquoted fields | 100K rows | 214 MB/s | 288 MB/s | **+35% faster** |
| All quoted fields | 10K rows | 765 MB/s | 537 MB/s | -30% slower |
| Realistic (40% quoted) | 100K rows | ? MB/s | ? MB/s | ? |
| Heavily quoted fields | 100K rows | ? MB/s | ? MB/s | ? |

**Note:** SIMD acceleration benefits unquoted CSV data at scale. Quoted fields currently have overhead from validation passes.
**Note:** Realistic rows mix 4 quoted fields (containing commas) with 6 plain fields per row — the case where PCLMULQDQ prefix-XOR fires on partial data. Heavily quoted uses all-quoted fields with embedded commas (worst case). Values marked `?` are measured on the AVX-512 CI runner.

## Architecture

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