The stats are now written once per minute to the settings file.

Library/MeterWindow.cpp

@@ -1837,6 +1837,7 @@ void CMeterWindow::Update(bool nodraw)
 
 	// Statistics
 	CMeasureNet::UpdateStats();
+	Rainmeter->WriteStats(false);
 
 	if (!nodraw)
 	{

Library/Rainmeter.cpp

@@ -631,7 +631,7 @@ CRainmeter::~CRainmeter()
 
 	if (m_TrayWindow) delete m_TrayWindow;
 
-	WriteStats();
+	WriteStats(true);
 
 	GdiplusShutdown(m_GDIplusToken);
 }
@@ -1636,11 +1636,17 @@ void CRainmeter::ReadStats()
 /*
 ** WriteStats
 **
-** Writes the statistics to the ini-file
+** Writes the statistics to the ini-file. If bForce is false the stats are written only once per minute.
 **
 */
-void CRainmeter::WriteStats()
+void CRainmeter::WriteStats(bool bForce)
 {
+	static DWORD lastWrite = 0;
+
+	if (bForce || (lastWrite + 1000 * 60 < GetTickCount()))
+	{
+		lastWrite = GetTickCount();
+
 		// Write the date for statistics
 		WritePrivateProfileString(L"Statistics", L"Since", m_StatsDate.c_str(), m_IniFile.c_str());
 
@@ -1649,6 +1655,7 @@ void CRainmeter::WriteStats()
 
 		WritePrivateProfileString(NULL, NULL, NULL, m_IniFile.c_str());
 	}
+}
 
 /*
 ** ResetStats

Library/Rainmeter.h

@@ -139,7 +139,7 @@ public:
 
 	void UpdateStats();
 	void ReadStats();
-	void WriteStats();
+	void WriteStats(bool bForce);
 	void ResetStats();
 
 	BOOL GetCheckUpdate() { return m_CheckUpdate; };