diff --git a/candm.h b/candm.h
index a0e14b4..3071828 100644
--- a/candm.h
+++ b/candm.h
@@ -734,7 +734,8 @@ typedef struct {
   uint32_t total_tx_count;
   uint32_t total_rx_count;
   uint32_t total_valid_count;
-  uint32_t reserved[4];
+  uint32_t total_good_count;
+  uint32_t reserved[3];
   int32_t EOR;
 } RPY_NTPData;
 
diff --git a/client.c b/client.c
index 60819c2..d4f7874 100644
--- a/client.c
+++ b/client.c
@@ -2346,7 +2346,8 @@ process_cmd_ntpdata(char *line)
                  "RX timestamping : %N\n"
                  "Total TX        : %U\n"
                  "Total RX        : %U\n"
-                 "Total valid RX  : %U\n",
+                 "Total valid RX  : %U\n"
+                 "Total good RX   : %U\n",
                  UTI_IPToString(&remote_addr), (unsigned long)UTI_IPToRefid(&remote_addr),
                  ntohs(reply.data.ntp_data.remote_port),
                  UTI_IPToString(&local_addr), (unsigned long)UTI_IPToRefid(&local_addr),
@@ -2374,6 +2375,7 @@ process_cmd_ntpdata(char *line)
                  (unsigned long)ntohl(reply.data.ntp_data.total_tx_count),
                  (unsigned long)ntohl(reply.data.ntp_data.total_rx_count),
                  (unsigned long)ntohl(reply.data.ntp_data.total_valid_count),
+                 (unsigned long)ntohl(reply.data.ntp_data.total_good_count),
                  REPORT_END);
   }
 
diff --git a/cmdmon.c b/cmdmon.c
index ec0c71f..e48a2fc 100644
--- a/cmdmon.c
+++ b/cmdmon.c
@@ -1224,6 +1224,7 @@ handle_ntp_data(CMD_Request *rx_message, CMD_Reply *tx_message)
   tx_message->data.ntp_data.total_tx_count = htonl(report.total_tx_count);
   tx_message->data.ntp_data.total_rx_count = htonl(report.total_rx_count);
   tx_message->data.ntp_data.total_valid_count = htonl(report.total_valid_count);
+  tx_message->data.ntp_data.total_good_count = htonl(report.total_good_count);
   memset(tx_message->data.ntp_data.reserved, 0xff, sizeof (tx_message->data.ntp_data.reserved));
 }
 
diff --git a/doc/chronyc.adoc b/doc/chronyc.adoc
index fd393a4..1eaf21f 100644
--- a/doc/chronyc.adoc
+++ b/doc/chronyc.adoc
@@ -662,6 +662,7 @@ RX timestamping : Kernel
 Total TX        : 24
 Total RX        : 24
 Total valid RX  : 24
+Total good RX   : 22
 ----
 +
 The fields are explained as follows:
@@ -715,7 +716,10 @@ The number of packets sent to the source.
 *Total RX*:::
 The number of all packets received from the source.
 *Total valid RX*:::
-The number of valid packets received from the source.
+The number of packets which passed the first two groups of NTP tests.
+*Total good RX*:::
+The number of packets which passed all three groups of NTP tests, i.e. the NTP
+measurement was accepted.
 
 [[add_peer]]*add peer* _name_ [_option_]...::
 The *add peer* command allows a new NTP peer to be added whilst
diff --git a/ntp_core.c b/ntp_core.c
index ed06ba7..b37f579 100644
--- a/ntp_core.c
+++ b/ntp_core.c
@@ -2216,6 +2216,8 @@ process_response(NCR_Instance inst, NTP_Local_Address *local_addr,
     inst->report.rx_tss_char = tss_chars[local_receive.source];
 
     inst->report.total_valid_count++;
+    if (good_packet)
+      inst->report.total_good_count++;
   }
 
   /* Do measurement logging */
diff --git a/reports.h b/reports.h
index c403c23..6674dd9 100644
--- a/reports.h
+++ b/reports.h
@@ -174,6 +174,7 @@ typedef struct {
   uint32_t total_tx_count;
   uint32_t total_rx_count;
   uint32_t total_valid_count;
+  uint32_t total_good_count;
 } RPT_NTPReport;
 
 typedef struct {
diff --git a/test/simulation/110-chronyc b/test/simulation/110-chronyc
index 9ddf95e..b78f0d8 100755
--- a/test/simulation/110-chronyc
+++ b/test/simulation/110-chronyc
@@ -231,6 +231,7 @@ RX timestamping : Kernel
 Total TX        : 1
 Total RX        : 1
 Total valid RX  : 1
+Total good RX   : 0
 S Name/IP Address        Auth COpts EOpts Last Score     Interval  Leap
 =======================================================================
 M node1\.net1\.clk            N ----- -----    0   1\.0    \+0ns    \+0ns  N
diff --git a/test/system/007-cmdmon b/test/system/007-cmdmon
index a5931d6..04d14c2 100755
--- a/test/system/007-cmdmon
+++ b/test/system/007-cmdmon
@@ -95,7 +95,8 @@ TX timestamping : (Daemon|Kernel)
 RX timestamping : (Daemon|Kernel)
 Total TX        : [0-9]+
 Total RX        : [0-9]+
-Total valid RX  : [0-9]+$" || test_fail
+Total valid RX  : [0-9]+
+Total good RX   : [0-9]+$" || test_fail
 
 run_chronyc "selectdata" || test_fail
 check_chronyc_output "^S Name/IP Address        Auth COpts EOpts Last Score     Interval  Leap