stkcd

year

industry

sales_percent

000002

2000/12/31

行业B

0.64

000002

2000/12/31

行业A

0.36

000002

2001/12/31

行业B

0.78

000002

2001/12/31

行业A

0.22

000002

2002/12/31

行业B

0.97

000002

2002/12/31

行业C

0.03

000004

2000/12/31

行业D

0.03

000004

2000/12/31

行业E

0.97

000004

2001/12/31

行业D

1.00

000004

2002/12/31

行业E

1.00

year

_TYPE_

_NAME_

行业A

行业B

行业C

行业D

行业E

2001

MEAN

-0.057818833

-0.051693

-0.0511015

-0.037942833

-0.050080333

2001

STD

0.080045178

0.084213884

0.058385552

0.053219241

0.051143235

2001

N

6

6

6

6

6

2001

CORR

行业A

1

0.894106487

0.944918184

0.779096711

0.805572161

2001

CORR

行业B

0.894106487

1

0.830976359

0.644248051

0.731728807

2001

CORR

行业C

0.944918184

0.830976359

1

0.826699784

0.940412722

2001

CORR

行业D

0.779096711

0.644248051

0.826699784

1

0.813968663

2001

CORR

行业E

0.805572161

0.731728807

0.940412722

0.813968663

1

2002

N

12

12

12

12

12

2002

CORR

行业A

1

0.937351508

0.958910062

0.966488781

0.963866254

2002

CORR

行业B

0.937351508

1

0.932497985

0.934583321

0.902044024

2002

CORR

行业C

0.958910062

0.932497985

1

0.982581724

0.987307329

2002

CORR

行业D

0.966488781

0.934583321

0.982581724

1

0.973683992

2002

CORR

行业E

0.963866254

0.902044024

0.987307329

0.973683992

1