年份

X₀

X₁

X₂

X₃

X₄

X₅

X₆

X₇

X₈

X₉

X₁₀

2011

349.31

85,900

215.7

25,102

36,230

16.57

243.7

12,225

19.91

37

404.11

2012

382.65

89,600

232.49

26,253

40,188

17.19

265.9

13,498

14.61

38

421.52

2013

429.95

95,700

250.82

28,155

43,851

17.92

276.9

14,243

15.64

39

438.49

2014

492.34

102,800

275.29

30,520

47,710

18.77

289

14,862

16.4

41

453.21

2015

545.55

109,200

319.94

34,784

49,867

19.64

306.9

15,936

17.02

42

465.83

2016

627.43

121,400

430.73

37,458

54,305

20.62

330.2

16,943

17.82

46

477.04

2017

747.05

133,500

449.64

39,792

58,988

21.83

361

18,185

18.8

48

491.38

2018

908.89

145,700

507.92

43,351

64,183

23.04

378.8

18,390

20.65

53

504.21

2019

912.34

153,300

564.16

45,605

69,442

24.61

404.6

19,272

21.33

56

513.7

2020

1054.17

156,800

633.7

42,536

72,232

25.92

476

21,902

22.64

58

523.39