年份

x₀

x₁

x₂

x₃

x₄

x₅

x₆

x₇

x₈

2010

1

1

1

1

1

1

1

1

1

2011

0.9774

1.1840

1.0827

1.2094

1.2590

1.0260

1.0769

1.0294

1.0264

2012

0.9743

1.3069

1.1809

1.4744

1.4904

1.0032

0.9231

1.0639

1.0525

2013

0.9729

1.4388

1.2753

1.7499

1.6901

0.9773

0.7692

1.0992

1.0757

2014

0.9791

1.5616

1.3630

2.0611

1.8860

0.9643

0.6923

1.1504

1.0965

2015

0.9907

1.6715

1.4499

2.4456

2.1864

0.9318

0.7692

1.2042

1.1231

2016

1.0140

1.8111

1.6024

3.0179

2.6124

0.8929

0.6923

1.2605

1.1481

2017

1.0060

2.0189

1.7487

3.6051

3.2274

0.8604

0.7692

1.3328

1.1716

2018

0.9907

2.2306

1.8712

4.2298

3.8129

0.8279

0.8462

1.4092

1.1928

2019

0.9501

2.4043

1.9525

4.6640

3.9434

0.8214

0.7692

1.4958

1.2132