-j | CPU_time/(wall_clock_time * max(-j,8))
1 1.06933845731539939610
2 1.02796257796257796257
3 0.99679823903146730701
4 0.96713300114986584898
5 0.93304268012849931161
6 0.90030621172353455818
7 0.82963645099295323510
8 0.76881602112676056338
9 0.76120265972824515754
10 0.76608229498696030135
11 0.77513131018383425736
12 0.76843317972350230414
13 0.77193362193362193362
14 0.77291366906474820143
15 0.76810099573257467994
16 0.77250286204922724670
17 0.77032404775440591245
18 0.76431997742663656884
19 0.76666195989833380401
20 0.76966053748231966053