Possible Clues:

• Reportedly low on power for some time
• It's a long time in politics!
• k, not K for a matter of daze, by the sound of it
• Barenaked Ladies "One __"
• Sweeps __
• Approximate time between NFL games
• Fortnight half
• Pay period
• k? It may take you days to solve that one
• k, perhaps, to give 36 across a sound start