diff --git a/pool/page_allwork.php b/pool/page_allwork.php
index d1f43c1a..a188c381 100644
--- a/pool/page_allwork.php
+++ b/pool/page_allwork.php
@@ -16,6 +16,7 @@ function doallwork($data, $user)
  $offset = 0;
  $blockacc = 0;
  $blockreward = 0;
+ $instances = 0;
 
  $pg .= worktitle($data, $user);
 
@@ -29,12 +30,14 @@ function doallwork($data, $user)
 		$pg .= workuser($data, $ans['username:'.$i],
 				$offset, $totshare, $totdiff,
 				$totshrate, $totinvalid, $totrate,
-				$blockacc, $blockreward, 3600, false, false, $title);
+				$blockacc, $blockreward,
+				3600, false, false,
+				$title, $instances);
 	}
  }
 
  $pg .= worktotal($offset, $totshare, $totdiff, $totshrate, $totinvalid,
-		  $totrate, $blockacc, $blockreward);
+		  $totrate, $blockacc, $blockreward, $instances);
 
  $pg .= "</table>\n";
 
diff --git a/pool/page_workers.php b/pool/page_workers.php
index 912b8214..d8a55aed 100644
--- a/pool/page_workers.php
+++ b/pool/page_workers.php
@@ -42,7 +42,7 @@ function workhashorder($a, $b)
 function workuser($data, $user, &$offset, &$totshare, &$totdiff,
 			&$totshrate, &$totinvalid, &$totrate, &$blockacc,
 			&$blockreward, $old = false, $srt = false,
-			 $one = false, &$title)
+			 $one = false, &$title, &$instances)
 {
  $ans = getWorkers($user);
 
@@ -93,6 +93,8 @@ function workuser($data, $user, &$offset, &$totshare, &$totdiff,
 				'w_active_diffacc' => $ans['w_active_diffacc:'.$i],
 				'w_active_start' => $ans['w_active_start:'.$i],
 				'w_uhr' => $uhr);
+
+		$instances += $ans['w_instances:'.$i];
 	}
 
 	if ($srt)
@@ -205,16 +207,21 @@ function workuser($data, $user, &$offset, &$totshare, &$totdiff,
 }
 #
 function worktotal($offset, $totshare, $totdiff, $totshrate, $totinvalid,
-			$totrate, $blockacc, $blockreward)
+			$totrate, $blockacc, $blockreward, $instances)
 {
  $pg = '';
  $totshrate = dsprate($totshrate);
  $totrate = dsprate($totrate);
+# if ($instances >= 0)
+#	$dspinst = " ($instances miners)";
+# else
+	$dspinst = '';
+
  if (($offset % 2) == 0)
 	$row = 'even';
  else
 	$row = 'odd';
- $pg .= "<tr class=$row><td class=dl>Total: $offset</td><td colspan=2 class=dl></td>";
+ $pg .= "<tr class=$row><td class=dl colspan=3>Total: $offset$dspinst</td>";
  $shareacc = number_format($totshare, 0);
  $pg .= "<td class=dr>$shareacc</td>";
  $diffacc = number_format($totdiff, 0);
@@ -250,13 +257,14 @@ function doworker($data, $user)
  $offset = 0;
  $blockacc = 0;
  $blockreward = 0;
+ $instances = 0;
 
  $pg .= worktitle($data, $user);
  $pg .= workuser($data, $user, $offset, $totshare, $totdiff, $totshrate,
 			$totinvalid, $totrate, $blockacc, $blockreward,
-			false, true, true, $title);
+			false, true, true, $title, $instances);
  $pg .= worktotal($offset, $totshare, $totdiff, $totshrate, $totinvalid,
-			$totrate, $blockacc, $blockreward);
+			$totrate, $blockacc, $blockreward, $instances);
 
  if (false && $blockacc > 0 && $blockreward > 0)
  {
diff --git a/src/ckdb.h b/src/ckdb.h
index c37d8fc0..9584f5c9 100644
--- a/src/ckdb.h
+++ b/src/ckdb.h
@@ -51,7 +51,7 @@
 
 #define DB_VLOCK "1"
 #define DB_VERSION "1.0.4"
-#define CKDB_VERSION DB_VERSION"-1.913"
+#define CKDB_VERSION DB_VERSION"-1.914"
 
 #define WHERE_FFL " - from %s %s() line %d"
 #define WHERE_FFL_HERE __FILE__, __func__, __LINE__
@@ -1777,6 +1777,7 @@ typedef struct userstats {
 	double hashrate1hr;
 	double hashrate24hr;
 	bool idle; // non-DB field
+	int instances;
 	char summarylevel[TXT_FLAG+1]; // SUMMARY_NONE in RAM
 	int32_t summarycount;
 	tv_t statsdate;
@@ -1800,6 +1801,8 @@ extern K_STORE *userstats_store;
 // Awaiting EOS
 extern K_STORE *userstats_eos_store;
 
+#define NO_INSTANCE_DATA -1
+
 /* 1.5 x how often we expect to get user's stats from ckpool
  * This is used when grouping the sub-worker stats into a single user
  * We add each worker's latest stats to the total - except we ignore
@@ -2629,8 +2632,8 @@ extern bool userstats_add(char *poolinstance, char *elapsed, char *username,
 extern bool workerstats_add(char *poolinstance, char *elapsed, char *username,
 			    char *workername, char *hashrate, char *hashrate5m,
 			    char *hashrate1hr, char *hashrate24hr, bool idle,
-			    char *by, char *code, char *inet, tv_t *cd,
-			    K_TREE *trf_root);
+			    char *instances, char *by, char *code, char *inet,
+			    tv_t *cd, K_TREE *trf_root);
 extern bool userstats_fill(PGconn *conn);
 extern bool markersummary_add(PGconn *conn, K_ITEM *ms_item, char *by, char *code,
 				char *inet, tv_t *cd, K_TREE *trf_root);
diff --git a/src/ckdb_cmd.c b/src/ckdb_cmd.c
index 8ed93bbb..07b012dc 100644
--- a/src/ckdb_cmd.c
+++ b/src/ckdb_cmd.c
@@ -1111,7 +1111,7 @@ static char *cmd_workerstats(__maybe_unused PGconn *conn, char *cmd, char *id,
 
 	K_ITEM *i_poolinstance, *i_elapsed, *i_username, *i_workername;
 	K_ITEM *i_hashrate, *i_hashrate5m, *i_hashrate1hr, *i_hashrate24hr;
-	K_ITEM *i_idle;
+	K_ITEM *i_idle, *i_instances;
 	bool ok = false, idle;
 
 	LOGDEBUG("%s(): cmd '%s'", __func__, cmd);
@@ -1154,6 +1154,8 @@ static char *cmd_workerstats(__maybe_unused PGconn *conn, char *cmd, char *id,
 
 	idle = (strcasecmp(transfer_data(i_idle), TRUE_STR) == 0);
 
+	i_instances = optional_name(trf_root, "instances", 1, NULL, reply, siz);
+
 	ok = workerstats_add(transfer_data(i_poolinstance),
 			     transfer_data(i_elapsed),
 			     transfer_data(i_username),
@@ -1161,8 +1163,9 @@ static char *cmd_workerstats(__maybe_unused PGconn *conn, char *cmd, char *id,
 			     transfer_data(i_hashrate),
 			     transfer_data(i_hashrate5m),
 			     transfer_data(i_hashrate1hr),
-			     transfer_data(i_hashrate24hr),
-			     idle, by, code, inet, cd, trf_root);
+			     transfer_data(i_hashrate24hr), idle,
+			     i_instances ? transfer_data(i_instances) : NULL,
+			     by, code, inet, cd, trf_root);
 
 	if (!ok) {
 		LOGERR("%s() %s.failed.DATA", __func__, id);
@@ -2089,10 +2092,12 @@ static char *cmd_workers(__maybe_unused PGconn *conn, char *cmd, char *id,
 					double w_sharehi, w_sharerej;
 					double w_active_diffacc;
 					tv_t w_active_start;
+					int w_instances;
 
 					w_hashrate5m = w_hashrate1hr =
 					w_hashrate24hr = 0.0;
 					w_elapsed = -1;
+					w_instances = NO_INSTANCE_DATA;
 
 					if (!ws_item) {
 						w_lastshare.tv_sec =
@@ -2143,6 +2148,12 @@ static char *cmd_workers(__maybe_unused PGconn *conn, char *cmd, char *id,
 							w_hashrate24hr += userstats->hashrate24hr;
 							if (w_elapsed == -1 || w_elapsed > userstats->elapsed)
 								w_elapsed = userstats->elapsed;
+							w_instances += userstats->instances;
+							if (userstats->instances != NO_INSTANCE_DATA) {
+								if (w_instances == NO_INSTANCE_DATA)
+									w_instances = 0;
+								w_instances += userstats->instances;
+							}
 						}
 					}
 					K_RUNLOCK(userstats_free);
@@ -2231,6 +2242,9 @@ static char *cmd_workers(__maybe_unused PGconn *conn, char *cmd, char *id,
 					snprintf(tmp, sizeof(tmp), "w_active_start:%d=%s%c", rows, reply, FLDSEP);
 					APPEND_REALLOC(buf, off, len, tmp);
 
+					int_to_buf(w_instances, reply, sizeof(reply));
+					snprintf(tmp, sizeof(tmp), "w_instances:%d=%s%c", rows, reply, FLDSEP);
+					APPEND_REALLOC(buf, off, len, tmp);
 				}
 				rows++;
 			}
@@ -2251,7 +2265,7 @@ static char *cmd_workers(__maybe_unused PGconn *conn, char *cmd, char *id,
 		 "w_diffsta,w_diffdup,w_diffhi,w_diffrej,"
 		 "w_shareacc,w_shareinv,"
 		 "w_sharesta,w_sharedup,w_sharehi,w_sharerej,"
-		 "w_active_diffacc,w_active_start" : "",
+		 "w_active_diffacc,w_active_start,w_instances" : "",
 		 FLDSEP);
 	APPEND_REALLOC(buf, off, len, tmp);
 
diff --git a/src/ckdb_dbio.c b/src/ckdb_dbio.c
index 2a8dca66..541a3ca9 100644
--- a/src/ckdb_dbio.c
+++ b/src/ckdb_dbio.c
@@ -6544,6 +6544,7 @@ bool userstats_add(char *poolinstance, char *elapsed, char *username,
 	TXT_TO_DOUBLE("hashrate1hr", hashrate1hr, row->hashrate1hr);
 	TXT_TO_DOUBLE("hashrate24hr", hashrate24hr, row->hashrate24hr);
 	row->idle = idle;
+	row->instances = NO_INSTANCE_DATA;
 	row->summarylevel[0] = SUMMARY_NONE;
 	row->summarylevel[1] = '\0';
 	row->summarycount = 1;
@@ -6612,8 +6613,8 @@ bool userstats_add(char *poolinstance, char *elapsed, char *username,
 bool workerstats_add(char *poolinstance, char *elapsed, char *username,
 			char *workername, char *hashrate, char *hashrate5m,
 			char *hashrate1hr, char *hashrate24hr, bool idle,
-			char *by, char *code, char *inet, tv_t *cd,
-			K_TREE *trf_root)
+			char *instances, char *by, char *code, char *inet,
+			tv_t *cd, K_TREE *trf_root)
 {
 	K_ITEM *us_item, *u_item, *us_match;
 	USERSTATS *row, *match;
@@ -6652,6 +6653,10 @@ bool workerstats_add(char *poolinstance, char *elapsed, char *username,
 	TXT_TO_DOUBLE("hashrate1hr", hashrate1hr, row->hashrate1hr);
 	TXT_TO_DOUBLE("hashrate24hr", hashrate24hr, row->hashrate24hr);
 	row->idle = idle;
+	if (instances)
+		TXT_TO_INT("instances", instances, row->instances);
+	else
+		row->instances = NO_INSTANCE_DATA;
 	row->summarylevel[0] = SUMMARY_NONE;
 	row->summarylevel[1] = '\0';
 	row->summarycount = 1;