diff --git a/options.c b/options.c
index 4e6b7f4..a3f6030 100644
--- a/options.c
+++ b/options.c
@@ -109,6 +109,7 @@ static void set_defaults() {
     options.freezeorder = 0;
     options.linedisplay = OPTION_LINEDISPLAY_TWO_LINE;
     options.screen_offset = 0;
+    options.show_totals = 0;
 }
 
 static void die(char *msg) {
diff --git a/options.h b/options.h
index 4aa2a91..5289a1e 100644
--- a/options.h
+++ b/options.h
@@ -64,6 +64,8 @@ typedef struct {
 
     option_linedisplay_t linedisplay;
 
+    int show_totals;
+
 } options_t;
 
 #endif /* __OPTIONS_H_ */
diff --git a/ui.c b/ui.c
index 2b8f64e..5df4a99 100644
--- a/ui.c
+++ b/ui.c
@@ -64,6 +64,8 @@ char* unit_bytes[UNIT_DIVISIONS] =  { "B", "KB", "MB", "GB"};
 
 typedef struct host_pair_line_tag {
     addr_pair ap;
+    double long total_recv;
+    double long total_sent;
     double long recv[HISTORY_DIVISIONS];
     double long sent[HISTORY_DIVISIONS];
 } host_pair_line;
@@ -246,10 +248,28 @@ int history_length(const int d) {
         return history_divs[d] * RESOLUTION;
 }
 
-void draw_line_total(float n, int y, int x) {
+void draw_line_total(float sent, float recv, int y, int x, option_linedisplay_t linedisplay, int bytes) {
     char buf[10];
-    readable_size(n, buf, 10, 1024, options.bandwidth_in_bytes);
-    mvaddstr(y, x, buf);
+    float n;
+    switch(linedisplay) {
+        case OPTION_LINEDISPLAY_TWO_LINE:
+          draw_line_total(sent, recv, y, x, OPTION_LINEDISPLAY_ONE_LINE_SENT, bytes);
+          draw_line_total(sent, recv, y+1, x, OPTION_LINEDISPLAY_ONE_LINE_RECV, bytes);
+          break;
+        case OPTION_LINEDISPLAY_ONE_LINE_SENT:
+          n = sent;
+          break;
+        case OPTION_LINEDISPLAY_ONE_LINE_RECV:
+          n = recv;
+          break;
+        case OPTION_LINEDISPLAY_ONE_LINE_BOTH:
+          n = recv + sent;
+          break;
+    }
+    if(linedisplay != OPTION_LINEDISPLAY_TWO_LINE) {
+        readable_size(n, buf, 10, 1024, bytes);
+        mvaddstr(y, x, buf);
+    }
 }
 
 void draw_bar(float n, int y) {
@@ -265,23 +285,8 @@ void draw_line_totals(int y, host_pair_line* line, option_linedisplay_t linedisp
     int x = (COLS - 8 * HISTORY_DIVISIONS);
 
     for(j = 0; j < HISTORY_DIVISIONS; j++) {
-      switch(linedisplay) {
-        case OPTION_LINEDISPLAY_TWO_LINE:
-          draw_line_total(line->sent[j], y, x);
-          draw_line_total(line->recv[j], y+1, x);
-          break;
-        case OPTION_LINEDISPLAY_ONE_LINE_SENT:
-          draw_line_total(line->sent[j], y, x);
-          break;
-        case OPTION_LINEDISPLAY_ONE_LINE_RECV:
-          draw_line_total(line->recv[j], y, x);
-          break;
-        case OPTION_LINEDISPLAY_ONE_LINE_BOTH:
-          draw_line_total(line->recv[j] + line->sent[j], y, x);
-          break;
-      }
-
-      x += 8;
+        draw_line_total(line->sent[j], line->recv[j], y, x, linedisplay, options.bandwidth_in_bytes);
+        x += 8;
     }
     
     if(options.showbars) {
@@ -455,6 +460,9 @@ void analyse_data() {
             screen_line->ap = ap;
         }
         
+	screen_line->total_sent += d->total_sent;
+	screen_line->total_recv += d->total_recv;
+
         for(i = 0; i < HISTORY_LENGTH; i++) {
             int j;
             int ii = (HISTORY_LENGTH + history_pos - i) % HISTORY_LENGTH;
@@ -566,6 +574,9 @@ void ui_print() {
 
             if(y < LINES - 5) {
                 L = (COLS - 8 * HISTORY_DIVISIONS - 4) / 2;
+                if(options.show_totals) {
+                    L -= 4;    
+                }
                 if(L > HOSTNAME_LENGTH) {
                     L = HOSTNAME_LENGTH;
                 }
@@ -600,6 +611,10 @@ void ui_print() {
 
                 mvaddstr(y, x, host2);
                 
+                if(options.show_totals) {
+                    draw_line_total(screen_line->total_sent, screen_line->total_recv, y, COLS - 8 * (HISTORY_DIVISIONS + 1), options.linedisplay, 1);
+                }
+
                 draw_line_totals(y, screen_line, options.linedisplay);
 
             }
@@ -992,6 +1007,16 @@ void ui_loop() {
                 dontshowdisplay = 0;
                 break;
             }
+            case 'T':
+                options.show_totals = !options.show_totals;
+                if(options.show_totals) {
+                    showhelp("Show cummulative totals");
+                }
+                else {
+                    showhelp("Hide cummulative totals");
+                }
+                ui_print();
+                break;
             case KEY_CLEAR:
             case 12:    /* ^L */
                 wrefresh(curscr);