this file:
  https://dataswamp.org/~incal/data/survivor.txt

source:
  https://www.goldderby.com/gallery/survivor-winners-list

compute with:
  https://dataswamp.org/~incal/emacs-init/survivor.el

S01   4-3     57%  close
S02   4-3     57%  close
S03   5-2     71%
S04   4-3     57%  close
S05   4-3     57%  close

S06   6-1     86%
S07   6-1     86%
S08   4-3     57%  close
S09   5-2     71%
S10   6-1     86%

S11   6-1     86%
S12   5-2     71%
S13   5-4-0   56%  close
S14   9-0-0  100%
S15   4-2-1   57%

S16   5-3     62%
S17   4-3-0   57%  close
S18   7-0    100%
S19   7-2-0   78%
S20   7-2-0   78%

S21   5-4-0   56%  close
S22   8-1-0   89%
S23   6-3-0   67%
S24   7-2-0   78%
S25   6-1-1   75%

S26   8-0-0  100%
S27   7-1-0   88%
S28   8-1     89%
S29   5-2-1   62%
S30   6-1-1   75%

S31  10-0-0  100%
S32   5-2-0   71%
S33  10-0-0  100%
S34   7-3-0   70%
S35   5-2-1   62%

S36   6-5-0   55%  close
S37   7-3-0   70%
S38   9-4-0   69%
S39   8-2-0   80%
S40  12-4-0   75%

S41   7-1-0   88%
S42   7-1-0   88%
S43   7-1-0   88%
S44   7-1-0   88%
S45   5-3-0   62%

S01 - S05:  60%  great
S06 - S10:  77%  good
S11 - S15:  74%  good
S16 - S20:  75%  good
S21 - S25:  73%  good
S26 - S30:  83%  OK
S31 - S35:  81%  OK
S36 - S40:  70%  good
S41 - S45:  83%  OK

 1. S36 (6-5-0) 55%
 2. S13 (5-4-0) 56%
 3. S21 (5-4-0) 56%
 4. S01 (4-3)   57%
 5. S02 (4-3)   57%
 6. S04 (4-3)   57%
 7. S05 (4-3)   57%
 8. S08 (4-3)   57%
 9. S17 (4-3-0) 57%
10. S15 (4-2-1) 57% [not close]