Table:
0
A
B
C
D
E
1
Product
2004
2003
2002
2001
2
Grain
2,289,000 tonnes
2,377,000 tonnes
2,360,000 tonnes
2,455,000 tonnes
3
Timber
295,000 tonnes
391,000 tonnes
406,000 tonnes
452,000 tonnes
4
Bulk liquids
774,000 tonnes
727,000 tonnes
788,000 tonnes
707,000 tonnes
5
Bulk cargo
6,051,000 tonnes
6,296,000 tonnes
5,572,000 tonnes
5,026,000 tonnes
6
Oil Terminal
11,406,000 tonnes
11,406,000 tonnes
11,604,000 tonnes
11,236,000 tonnes
7
General cargo
374,000 tonnes
556,000 tonnes
468,000 tonnes
514,000 tonnes
8
Total
32,171,000 tonnes
31,753,000 tonnes
30,564,000 tonnes
30,501,000 tonnes
9
Passengers
720,000
734,000
716,000
654,000
10
Containers
616,000
578,000
535,000
524,000
11
RoRo
513,000
476,000
502,000
533,000

Questions and formulas:
Question: What was the amount of grain in 2001?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="grain"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,A2:A11="grain"),5))
Level: medium
Question: What is the amount of oil terminal in 2004?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="oil terminal"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,A2:A11="oil terminal"),2))
Level: medium
Question: What is the 2003 statistic for the product that had 514,000 tonnes in 2001?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="514,000 tonnes"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,E2:E11="514,000 tonnes"),3))
Level: medium
Question: What is the 2002 statistic for the product that had 452,000 tonnes in 2001?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="452,000 tonnes"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,E2:E11="452,000 tonnes"),4))
Level: medium
Question: What is the 2001 statistic for the product that had 2,360,000 tonnes in 2002?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="2,360,000 tonnes"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,D2:D11="2,360,000 tonnes"),5))
Level: medium
Question: What is the 2003 statistic for general cargo?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="general cargo"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,A2:A11="general cargo"),3))
Level: medium