I don’t think you can draw a lot of conclusions from this bit of selectorate theory but it’s interesting to get a feel for the numbers.
The German federal election of 2013
German population in 2013: 80’620’000
Interchangeables (registered to vote): 61’946’900 (76.8%)
Influentials (turnout): 44’309’925 (55.0%)
Votes for CDU: 16’233’642
Votes for SPD: 12’843’458
Votes for CSU: 3’544’079
Winning coalition (votes for CDU + SPD + CSU): 32,621,179 (40.5%)
The Dutch general election of 2012
Dutch population in 2012: 16’800’000
Interchangeables (registered to vote): 12.689.810 (75.5%)
Influentials (turnout): 9.462.223 (56.3%)
Votes for VVD: 2.504.948
Votes for PvdA: 2.340.750
Winning coalition (votes for VVD + PvdA): 4,845,698 (28.8%)