Nebraska total voter registration figures and a breakdown by party:

TOTAL:

2008: 1,157,034

2010: 1,142,247

2012: 1,164,166

2014: 1,159,085

REPUBLICANS

2008: 558,465

2010: 549,105

2012: 558,170

2014: 559,494

DEMOCRATS

2008: 392,943

2010: 380,321

2012: 374,191

2014: 357,899

NONPARTISAN

2008: 195,507

2010: 212,501

2012: 228,563

2014: 235,984

LIBERTARIAN:

2008: 453

2010: 320

2012: 3,117

2014: 5,708

Source: Nebraska Secretary of State’s Office