diff --git a/write_to_db.py b/write_to_db.py
index 456818e..9957423 100644
--- a/write_to_db.py
+++ b/write_to_db.py
@@ -1,18 +1,29 @@
 import pandas as pd
 
-# Read the data into a Pandas DataFrame
-file_path = 'sec_data/2024q1/tag.txt'
-df = pd.read_csv(file_path, sep='\t')
+# Define a list of file paths for easy modification
+file_paths = [
+    'sec_data/2024q1/num.txt',
+    'sec_data/2024q1/pre.txt',
+    'sec_data/2024q1/sub.txt',
+    'sec_data/2024q1/tag.txt'
+]
 
-# Inspect the DataFrame
-print("First rows of the DataFrame:")
-print(df.head(10))
-
-# Get the DataFrame Information
-print("\nSummary Information:")
-print(df.info())
-
-# Check if there are any missing values in the DataFrame
-missing_values = df.isnull().sum()
-print("\nMissing Values:")
-print(missing_values)
+# Loop through each file and perform analysis
+for i, file_path in enumerate(file_paths):
+    print(f"\nAnalyzing {file_path} (File {i+1}/4)...")
+    
+    # Read the data into a Pandas DataFrame
+    df = pd.read_csv(file_path, sep='\t')
+    
+    # Inspect the DataFrame
+    print("First rows of the DataFrame:")
+    print(df.head(10))
+    
+    # Get the DataFrame Information
+    print("\nSummary Information:")
+    print(df.info())
+    
+    # Check if there are any missing values in the DataFrame
+    missing_values = df.isnull().sum()
+    print("\nMissing Values:")
+    print(missing_values)
\ No newline at end of file