SYMPTOM:
"View SQL" option of Intelligent Cube has two lines with three question marks like "???" as shown below:

STEPS TO REPRODUCE:
1. Create an Intelligent Cube object using Strategy Developer and publish the cube.
2. View SQL and confirm Cube statistics.
CAUSE:
This issue is logged as a defect with Strategy 10.4 and above.
ACTION:
These two lines should be read as follows:
Sum of Template Calculate Time
Sum of AE Data Persisting Time
KB442428