Source: Stack Exchange (Math), Count: 197792
Source: MathOverflow, Count: 1367
Source: Stack Exchange (Stats), Count: 423
Source: Stack Exchange (Physics), Count: 418


Line Counts of Original JSONL Files:
math.stackexchange.com.jsonl: 1407739 lines
mathoverflow.net.jsonl: 166592 lines
stats.stackexchange.com.jsonl: 156143 lines
physics.stackexchange.com.jsonl: 226532 lines