Table:
0
A
B
C
D
E
F
G
1
Abbr.
Political Leader
International Affiliation
Votes ( 2012 )
House of Rep. seats
Senate seats
European Parliament seats
2
VVD
Mark Rutte *
Liberal International , ELDR
2,498,231
41
16
3
3
PvdA
Diederik Samsom
Socialist International , PES
2,331,862
38
14
3
4
PVV
Geert Wilders
none, future International Freedom Alliance
950,055
15
10
5
5
SP
Emile Roemer
UEL/NGL
908,295
15
8
2
6
CDA
Sybrand van Haersma Buma
Centrist Democrat International , EPP
801,160
13
11
5
7
D66
Alexander Pechtold
Liberal International , ELDR
751,504
12
5
3
8
CU
Arie Slob
ECPM , ECR
294,121
5
2
1
9
GL
Jolande Sap
Global Greens , EGP
219,640
4
5
3
10
SGP
Kees van der Staaij
EFD
197,046
3
1
1
11
PvdD
Marianne Thieme
none
181,272
2
1
0
12
50+
Jan Nagel *
none
176,926
2
1
0
13
OSF
Kees de Lange *
none
0 did not compete
0
1
0
14
Total (includes Others; turnout 74.3%)
Total (includes Others; turnout 74.3%)
Total (includes Others; turnout 74.3%)
9,399,664
150
75
25

Questions and formulas:
Question: What is the average number of House of Representatives seats had an abbreviation of d66?
Formula: AVERAGEIFS(E1,A1,"d66")
Formula2: AVERAGEIFS(E2:E14,A2:A14,"d66")
Level: easy