Classify each of the performance measures below into the most likely of four balanced scorecard perspectives it relates to:

1) Number of patents applied for

2) Customer satisfaction index

3) Change in market share

4) Operating cash flow

5) Days of employee absences

6) Number of defective products made

7) Number of calls to help desk

8) Profit margin

Balanced scorecard perspectives: Internal Process, Innovation and Learning, Customer, and Financial