Table: spearhead (tv series)
Question: Are there any noticeable differences in population of cast members throughout the episodes of the series? Answer with only 'Yes' or 'No' that is most accurate and nothing else.
Step 1 (Operation, Indexing): cast
Step 2 (Operation, Grouping): cast
Step 3 (Reasoning, Aggregating): COUNT, cast
Step 4 (Reasoning, Reasoning with Quantifiers): existential, differences in population of cast members
Answer: No