Pre-managed R & D expenses to pre-managed sales

0.88774

0.00432

0.06355

Managed R & D expenses to pre-managed sales

0.99861

0.00002

0.05475

Pre-managed R & D expenses to managed sales

0.87615

0.00443

0.06920

Managed R & D expenses to managed sales

0.98391

0.00002

0.05833