List of islands of Scotland
Largest Scottish islands by population
Table:
Rank

Island

Local Authority

Population

c. 1801

1841

1891

1931

1961

1981

2001[18]

2011[12]

1

Lewis and Harris[20]

Na h-Eileanan Siar

12,164

20,046

30,726

28,042

24,107

22,476

19,918

21,031

2

Mainland, Shetland[21]

Shetland

20,572

19,741

15,172

13,282

17,722

17,550

18,765

3

Mainland, Orkney[22]

Orkney

16,022

16,498

13,352

13,495

14,000

15,315

17,162

4

Skye[23]

Highland

14,470 (in 1794)

23,082

15,705

9,908

7,479

7,276

9,232

10,008

5

Bute[24]

Argyll and Bute

4,759 (in 1792)

7,147

11,735

12,112

9,793

7,306

7,228

6,498

6

Arran[25]

North Ayrshire

5,804 (in 1792)

6,241

4,730

4,506

3,700

3,845

5,045

4,629

7

Islay[26]

Argyll and Bute

9,500 (in 1792)

15,772

7,375

4,970

3,860

3,792

3,457

3,228

8

Mull[27]

Argyll and Bute

8,016 (in 1794)

8,316

4,691

2,903

2,154

2,197

2,667

2,800

9

South Uist[28]

Na h-Eileanan Siar

5,093

3,708

2,810

2,376

2,231

1,818

1,754

10

Great Cumbrae[29]

North Ayrshire

509 (in 1793)

1,413

1,784

2,144

1,638

1,300

1,434

1,376

Total

123,704

116,693

95,919

81,884

82,145

83,664

87,251

Change

-5.7%

-7.8%

-14.6%

+0.3%

+1.8%

+4.3%

Answer the given question as concisely as possible using information from the table. Return the answer in the JSON form {"answer": ["YOUR ANSWER"]}; for multiple items, use commas. Caption of the table: 'largest scottish islands by population'. Relying on the table, answer the following: List the rank of mainland island.

{"answer": ["2.0"]}