You may be correct. There was a huge increase in turnout for this election over 2004.
The increase in Democratic voters was 31%
Belknap 3,432 38%
Carroll 2,936 37%
Cheshire 4,009 27%
Coos 1,764 31%
Grafton 5,699 36%
Hillsborough 18,100 29%
Merrimack 7,136 26%
Rockingham 15,368 32%
Strafford 7,022 35%
Sullivan 2,384 31%
TOTALS 67,850 31%
The increase in Republican voters was 316%
Belknap 9,905 311%
Carroll 7,914 295%
Cheshire 8,681 297%
Coos 3,447 233%
Grafton 10,613 278%
Hillsborough 55,592 328%
Merrimack 20,180 254%
Rockingham 46,454 358%
Strafford 13,681 378%
Sullivan 4,970 260%
TOTALS 181,437 316%
Your figures show that the Dem increase was quite similar across all the ocunties, which means that the "invisible buses" full of clinton voters had to have fanned out across the whole state