diff --git a/BoerseDataConvert/BoerseDataConvert/Properties/launchSettings.json b/BoerseDataConvert/BoerseDataConvert/Properties/launchSettings.json
index 1467116..3708d10 100644
--- a/BoerseDataConvert/BoerseDataConvert/Properties/launchSettings.json
+++ b/BoerseDataConvert/BoerseDataConvert/Properties/launchSettings.json
@@ -2,7 +2,7 @@
   "profiles": {
     "BoerseDataConvert": {
       "commandName": "Project",
-      "commandLineArgs": "-i smalldata.zip -d input -o output"
+      "commandLineArgs": "-i bigdata.zip -d input -o output"
     }
   }
 }
\ No newline at end of file
diff --git a/BoerseDataConvert/BoerseDataConvert/Views/Program.cs b/BoerseDataConvert/BoerseDataConvert/Views/Program.cs
index 471f770..dd460a8 100644
--- a/BoerseDataConvert/BoerseDataConvert/Views/Program.cs
+++ b/BoerseDataConvert/BoerseDataConvert/Views/Program.cs
@@ -4,6 +4,7 @@ using System.IO;
 using System.IO.Compression;
 using System.Linq;
 using Mono.Options;
+using System.Diagnostics;
 
 namespace BoerseDataConvert
 {
@@ -79,7 +80,8 @@ namespace BoerseDataConvert
 
             Reader reader = new Reader(inputDirectory, fileNames);
             RecordController a = new RecordController(outputDirectory, fileNames[0], tagsFile);
-
+            Stopwatch totalRunTime = new Stopwatch();
+            totalRunTime.Start();
             while (true)
             {
                 try
@@ -89,12 +91,12 @@ namespace BoerseDataConvert
                 }
                 catch (IndexOutOfRangeException)
                 {
-                    Reader.EndFile();
                     RecordController.EndFile();
                     break;
                 }
             }
-            Console.WriteLine("INFO: Successful conversion, exiting");
+            totalRunTime.Stop();
+            Console.WriteLine($"INFO: Successful conversion in {totalRunTime.Elapsed:c}, exiting");
             Environment.Exit(0);
         }
         static void CheckFreeDisk(string zipFile, string outputDirectory)
diff --git a/BoerseDataConvert/BoerseDataConvert/Views/Reader.cs b/BoerseDataConvert/BoerseDataConvert/Views/Reader.cs
index f196e15..384c5db 100644
--- a/BoerseDataConvert/BoerseDataConvert/Views/Reader.cs
+++ b/BoerseDataConvert/BoerseDataConvert/Views/Reader.cs
@@ -5,22 +5,25 @@ using System.IO;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using System.Diagnostics;
 
 namespace BoerseDataConvert
 {
     public class Reader
     {
-        private string[] filesNames;
+        static Stopwatch stopwatch = new Stopwatch();
+        private static string[] filesNames;
         private static StreamReader reader;
-        private int fileInd;
+        private static int fileInd;
         private string adr;
-        public Reader(string adr, string[] filesNames)
+        public Reader(string adr, string[] _filesNames)
         {
             fileInd = 0;
-            reader = new StreamReader($@"{adr}/{filesNames[fileInd]}", CodePagesEncodingProvider.Instance.GetEncoding(1252));
+            reader = new StreamReader($@"{adr}/{_filesNames[fileInd]}", CodePagesEncodingProvider.Instance.GetEncoding(1252));
             this.adr = adr;
-            this.filesNames = filesNames;
+            filesNames = _filesNames;
             string date = reader.ReadLine();
+            stopwatch.Start();
             CheckFirstLine(date);
         }
         public Record ReadLineRecord()
@@ -29,9 +32,9 @@ namespace BoerseDataConvert
             if (reader.EndOfStream)
             {
                 CheckFinalLine(s);
-                Console.WriteLine($"INFO: { filesNames[fileInd] } was converted successfully");
-                fileInd++;
                 EndFile();
+                fileInd++;
+                stopwatch.Start();
                 reader = new StreamReader($@"{adr}/{filesNames[fileInd]}", CodePagesEncodingProvider.Instance.GetEncoding(1252));
                 RecordController.NextFile(filesNames[fileInd]);
                 string date = reader.ReadLine();
@@ -88,6 +91,9 @@ namespace BoerseDataConvert
         internal static void EndFile()
         {
             reader.Close();
+            stopwatch.Stop();
+            Console.WriteLine($"INFO: { filesNames[fileInd] } was converted successfully in {stopwatch.Elapsed:c}");
+            stopwatch.Reset();
         }
     }
 }
diff --git a/BoerseDataConvert/Документация.docx b/BoerseDataConvert/Документация.docx
index bf55a50..69f984b 100644
Binary files a/BoerseDataConvert/Документация.docx and b/BoerseDataConvert/Документация.docx differ