21.   Jordan would have to play five more years at near peak efficiency, and he has pretty much ruled that out.

n. + efficiency >>共 125
energy 28.93%
fuel 21.07%
government 3.41%
peak 3.12%
tax 3.12%
cost 2.97%
production 2.82%
increase 2.23%
business 2.23%
market 1.93%
peak + n. >>共 157
season 15.03%
form 11.58%
period 10.35%
hour 9.51%
time 8.90%
demand 7.13%
condition 2.91%
summer 2.84%
performance 2.07%
level 2.07%
efficiency 1.61%
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