Table:
0
A
B
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1
County
Per capita income
Median household income
Median family income
Population
Number of households
2
Nantucket
$51,456
$84,979
$89,236
10,135
3,745
3
Norfolk
$43,685
$83,733
$106,309
666,426
255,944
4
Middlesex
$41,453
$79,691
$100,267
1,491,762
577,349
5
Barnstable
$36,000
$60,525
$76,708
216,639
96,775
6
Massachusetts
$35,051
$65,981
$83,371
6,512,227
2,522,409
7
Essex
$34,858
$65,785
$83,047
739,505
284,940
8
Plymouth
$34,285
$74,698
$88,110
492,934
178,996
9
Dukes
$33,228
$69,760
$82,659
16,353
5,568
10
Suffolk
$32,034
$51,638
$60,342
713,089
286,437
11
Worcester
$31,470
$65,772
$81,342
794,981
299,089
12
Berkshire
$29,387
$48,705
$64,393
131,221
55,793
13
Hampshire
$29,113
$60,331
$82,999
157,630
58,921
14
Bristol
$28,682
$55,813
$71,416
547,305
210,536
15
Franklin
$28,313
$52,246
$65,713
71,495
30,362
16
United States
$27,915
$52,762
$64,293
306,603,772
114,761,359
17
Hampden
$25,363
$48,866
$61,800
462,752
177,954

Questions and formulas:
Question: What is the population for a county that has a median income of $69,760?
Formula: SUMIFS(E1,C1,"$69,760")
Formula2: SUMIFS(E2:E17,C2:C17,"$69,760")
Level: easy
Question: What county has $51,456 income per capita?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="$51,456"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F17,B2:B17="$51,456"),1))
Level: medium