diff --git a/swad_changelog.h b/swad_changelog.h
index 507679ddc..62aa777c3 100644
--- a/swad_changelog.h
+++ b/swad_changelog.h
@@ -111,11 +111,12 @@
 /****************************** Public constants *****************************/
 /*****************************************************************************/
 
-#define Log_PLATFORM_VERSION	"SWAD 15.42.2 (2015/11/21)"
+#define Log_PLATFORM_VERSION	"SWAD 15.42.3 (2015/11/21)"
 
 // Number of lines (includes comments but not blank lines) has been got with the following command:
 // nl swad*.c swad*.h css/swad*.css py/swad*.py js/swad*.js soap/swad*.h sql/swad*.sql | tail -1
 /*
+        Version 15.42.3:  Nov 21, 2015	Stats of hits distributed by week depend on user's preference about first day of the week. (187528 lines)
         Version 15.42.2:  Nov 21, 2015	Fixed bug in JavaScript code to draw months. (187524 lines)
         Version 15.42.1:  Nov 21, 2015	Calendar is drawn depending on user's preference about first day of the week. (187523 lines)
         Version 15.42:    Nov 21, 2015	New option in preferences to select first day of the week. (187520 lines)
diff --git a/swad_statistic.c b/swad_statistic.c
index 7da6eacb5..edb65b5a2 100644
--- a/swad_statistic.c
+++ b/swad_statistic.c
@@ -1023,14 +1023,17 @@ static void Sta_ShowHits (Sta_GlobalOrCourseAccesses_t GlobalOrCourse)
 	 break;
       case Sta_CLICKS_CRS_PER_WEEKS:
       case Sta_CLICKS_GBL_PER_WEEKS:
-	 /* With %v the weeks always are counted from monday to sunday.
-	    01/01/2006 was sunday => it's counted in the week 52 of 2005, that goes from 26/12/2005 (monday) to 01/01/2006 (sunday).
-	    The week 1 of 2006 goes from 02/01/2006 (monday) to 08/01/2006 (sunday) */
-         sprintf (Query,"SELECT SQL_NO_CACHE "
-                        "DATE_FORMAT(CONVERT_TZ(ClickTime,@@session.time_zone,'%s'),'%%x%%v') AS Week,"
-                        "%s FROM %s",
-                  BrowserTimeZone,
-                  StrQueryCountType,LogTable);
+	 /* With %x%v the weeks are counted from monday to sunday.
+	    With %X%V the weeks are counted from sunday to saturday. */
+	 sprintf (Query,(Gbl.Prefs.FirstDayOfWeek == 0) ?
+			"SELECT SQL_NO_CACHE "	// Weeks start on monday
+			"DATE_FORMAT(CONVERT_TZ(ClickTime,@@session.time_zone,'%s'),'%%x%%v') AS Week,"
+			"%s FROM %s" :
+			"SELECT SQL_NO_CACHE "	// Weeks start on sunday
+			"DATE_FORMAT(CONVERT_TZ(ClickTime,@@session.time_zone,'%s'),'%%X%%V') AS Week,"
+			"%s FROM %s",
+		  BrowserTimeZone,
+		  StrQueryCountType,LogTable);
 	 break;
       case Sta_CLICKS_CRS_PER_MONTHS:
       case Sta_CLICKS_GBL_PER_MONTHS: