\begin{tabular}{lrrrrrr} \toprule {} & entity & unit\_idnum & channel\_group & date & 11 Hz & 30 HZ \\ \midrule 54 & 1833 & 19 & 0 & 60619 & NaN & 0.007700 \\ 40 & 1833 & 27 & 0 & 200619 & NaN & 0.017270 \\ 1 & 1833 & 34 & 0 & 260619 & 0.058647 & 0.021770 \\ 47 & 1833 & 40 & 0 & 290519 & NaN & 0.025355 \\ 19 & 1833 & 42 & 0 & 290519 & 0.037798 & NaN \\ 45 & 1833 & 84 & 1 & 260619 & NaN & 0.006392 \\ 20 & 1833 & 89 & 1 & 290519 & 0.023549 & NaN \\ 48 & 1833 & 94 & 1 & 290519 & NaN & 0.030745 \\ 17 & 1833 & 112 & 2 & 200619 & NaN & 0.047025 \\ 2 & 1833 & 113 & 2 & 260619 & NaN & 0.041039 \\ 16 & 1833 & 120 & 3 & 20719 & 0.039598 & NaN \\ 38 & 1833 & 137 & 3 & 20719 & NaN & 0.017215 \\ 41 & 1833 & 146 & 3 & 200619 & NaN & 0.020020 \\ 49 & 1833 & 155 & 3 & 290519 & NaN & 0.016445 \\ 21 & 1833 & 160 & 3 & 290519 & 0.011849 & NaN \\ 29 & 1833 & 163 & 4 & 10719 & 0.007800 & NaN \\ 39 & 1833 & 167 & 4 & 20719 & NaN & 0.009735 \\ 50 & 1833 & 184 & 4 & 290519 & NaN & 0.021120 \\ 3 & 1833 & 188 & 5 & 260619 & 0.035098 & 0.004817 \\ 11 & 1833 & 196 & 5 & 120619 & 0.014249 & 0.004675 \\ 12 & 1833 & 203 & 5 & 120619 & 0.016799 & NaN \\ 46 & 1833 & 209 & 5 & 260619 & NaN & 0.001390 \\ 52 & 1833 & 324 & 7 & 290519 & NaN & 0.008415 \\ 13 & 1834 & 394 & 4 & 60319 & 0.012299 & NaN \\ 44 & 1834 & 396 & 4 & 60319 & NaN & 0.018040 \\ 14 & 1834 & 397 & 4 & 110319 & 0.018599 & NaN \\ 5 & 1834 & 401 & 4 & 150319 & 0.010649 & NaN \\ 0 & 1834 & 463 & 6 & 120319 & 0.037798 & 0.009790 \\ 23 & 1839 & 570 & 0 & 200619 & 0.002100 & NaN \\ 24 & 1839 & 571 & 0 & 200619 & 0.001800 & NaN \\ 31 & 1839 & 577 & 1 & 120619 & NaN & 0.000055 \\ 32 & 1839 & 578 & 1 & 120619 & NaN & 0.002255 \\ 53 & 1839 & 624 & 6 & 60619 & NaN & 0.000495 \\ 22 & 1839 & 632 & 6 & 120619 & 0.010499 & NaN \\ 33 & 1839 & 633 & 6 & 120619 & NaN & 0.009625 \\ 34 & 1839 & 641 & 6 & 120619 & NaN & 0.002365 \\ 25 & 1839 & 644 & 6 & 200619 & 0.002400 & NaN \\ 26 & 1839 & 646 & 6 & 200619 & 0.001350 & NaN \\ 27 & 1839 & 649 & 6 & 200619 & 0.003900 & NaN \\ 4 & 1849 & 730 & 1 & 220319 & 0.023549 & NaN \\ 7 & 1849 & 759 & 2 & 150319 & 0.033748 & 0.012375 \\ 55 & 1849 & 762 & 2 & 220319 & NaN & 0.010945 \\ 35 & 1849 & 772 & 2 & 280219 & NaN & 0.020295 \\ 42 & 1849 & 819 & 4 & 60319 & NaN & 0.010010 \\ 43 & 1849 & 834 & 4 & 150319 & NaN & 0.013805 \\ 8 & 1849 & 844 & 4 & 280219 & 0.000750 & NaN \\ 36 & 1849 & 847 & 4 & 280219 & NaN & 0.004620 \\ 37 & 1849 & 891 & 5 & 280219 & NaN & 0.004400 \\ 9 & 1849 & 919 & 7 & 280219 & NaN & 0.020790 \\ \bottomrule \end{tabular}