Source: Stack Exchange (Math), Count: 392940
Source: MathOverflow, Count: 3963
Source: Stack Exchange (Stats), Count: 1637
Source: Stack Exchange (Physics), Count: 1460


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