JAN

FEB

MAR

APR

I

8. 2

10. 3

13. 7

18

K

−496

−455

−379

−273

Index Grade

Grade 1

Grade 1

Grade 2

Grade 3

Body feeling

Cold

Cold

Chill

Comfortable

MAY

JUN

JUL

AUG

I

21. 1

23. 4

25. 7

25. 2

K

−198

−148

−81

−90

Index Grade

Grade 3

Grade 3

Grade 4

Grade 3

Body feeling

Comfortable

Comfortable

Hot

Comfortable

SEP

OCT

NOV

DEC

I

22. 2

17. 6

13. 9

9. 5

K

−176

−281

−367

−463

Index Grade

Grade 3

Grade 3

Grade 2

Grade 1

Body feeling

Comfortable

Comfortable

Chill

Cold