pivot fineweb csv

eval-logs/pivot_fineweb_1782701257.csv

@@ -247,3 +247,4 @@ ts_unix_s,elapsed_s,phase,docs,tokens,chars,warmup_docs_target,vocab_size,merges
 1782708274,6978.960,stream,49200,26414372,68425075,500,1056,800,3596.08,3784.86,7.050,2298.205857,15099.988883,7.739884,9.537668,11.166292,4.310563,4.289719,0.412197,573120.0,0.747906,0.480980,0.958488,0.803980,4.984570,4.983920,4.986477,4.991829,4.984978,3.269842,4.969174,0.024860,283.951433,450.613674,10.658074
 1782708304,7009.185,stream,49400,26522425,68704607,500,1056,800,3574.90,3783.95,7.048,2315.164693,14456.248522,7.747236,9.544505,11.176899,4.314681,4.293845,0.409770,573120.0,0.746838,0.483520,0.957857,0.800320,4.990460,4.992935,4.988660,4.992914,4.987686,3.233643,4.909612,0.016663,284.007549,450.482783,10.658074
 1782708335,7040.063,stream,49600,26633085,68987241,500,1056,800,3583.77,3783.07,7.045,2332.699643,15655.708800,7.754782,9.563228,11.187785,4.319135,4.298302,0.410786,573120.0,0.745740,0.479020,0.957198,0.797780,4.995173,4.997761,4.997303,4.994958,4.978094,3.248641,4.921673,0.008125,284.051497,450.315386,10.658074
+1782708365,7070.330,stream,49800,26741475,69262528,500,1056,800,3581.16,3782.21,7.044,2349.081989,13756.682663,7.761780,9.481386,11.197881,4.323375,4.302538,0.410487,573120.0,0.744691,0.485180,0.956553,0.796040,4.996267,4.981980,4.963425,4.990200,4.946284,3.082337,4.966682,0.042662,284.093862,450.131577,10.658074