diff --git a/include/haproxy/stats-file-t.h b/include/haproxy/stats-file-t.h
index 03c65c3b4..a56cba65f 100644
--- a/include/haproxy/stats-file-t.h
+++ b/include/haproxy/stats-file-t.h
@@ -15,7 +15,7 @@ enum stfile_domain {
 };
 
 #define SHM_STATS_FILE_VER_MAJOR         1
-#define SHM_STATS_FILE_VER_MINOR         0
+#define SHM_STATS_FILE_VER_MINOR         1
 
 #define SHM_STATS_FILE_HEARTBEAT_TIMEOUT 60 /* passed this delay (seconds) process which has not
                                              * sent heartbeat will be considered down
diff --git a/include/haproxy/stats-t.h b/include/haproxy/stats-t.h
index 937f77138..1ca0621da 100644
--- a/include/haproxy/stats-t.h
+++ b/include/haproxy/stats-t.h
@@ -489,7 +489,10 @@ enum stat_idx_px {
 	ST_I_PX_H3REQ,
 	ST_I_PX_PROTO,
 	ST_I_PX_PRIV_IDLE_CUR,
-
+	ST_I_PX_REQ_IN,
+	ST_I_PX_REQ_OUT,
+	ST_I_PX_RES_IN,
+	ST_I_PX_RES_OUT,
 	/* must always be the last one */
 	ST_I_PX_MAX
 };
diff --git a/src/stats-file.c b/src/stats-file.c
index 5ccf0c4da..4152726ae 100644
--- a/src/stats-file.c
+++ b/src/stats-file.c
@@ -821,7 +821,7 @@ int shm_stats_file_prepare(void)
 	BUG_ON(sizeof(struct shm_stats_file_hdr) != 672, "shm_stats_file_hdr struct size changed, "
 	       "it is part of the exported API: ensure all precautions were taken (ie: shm_stats_file "
 	       "version change) before adjusting this");
-	BUG_ON(sizeof(struct shm_stats_file_object) != 536, "shm_stats_file_object struct size changed, "
+	BUG_ON(sizeof(struct shm_stats_file_object) != 552, "shm_stats_file_object struct size changed, "
 	       "it is part of the exported API: ensure all precautions were taken (ie: shm_stats_file "
 	       "version change) before adjusting this");
 
diff --git a/src/stats-proxy.c b/src/stats-proxy.c
index a7094653c..a94bed221 100644
--- a/src/stats-proxy.c
+++ b/src/stats-proxy.c
@@ -192,6 +192,11 @@ const struct stat_col stat_cols_px[ST_I_PX_MAX] = {
 	[ST_I_PX_H3REQ]         = ME_NEW_FE_SHARED("h3req",         NULL,                            FN_COUNTER, FF_U64, p.http.cum_req[3],      STATS_PX_CAP__F__, "Total number of HTTP/3 sessions processed by this object since the worker process started"),
 	[ST_I_PX_PROTO]                         = { .name = "proto",                       .alt_name = NULL,                              .desc = "Protocol" },
 	[ST_I_PX_PRIV_IDLE_CUR]                 = { .name = "priv_idle_cur",               .alt_name = "private_idle_connections_current",.desc = "Current number of private idle connections", .cap = STATS_PX_CAP____S},
+	[ST_I_PX_REQ_IN]        = ME_NEW_PX_SHARED("reqin",        "req_in_total",                  FN_COUNTER, FF_U64, req_in,               STATS_PX_CAP_LFBS, "Total number of request bytes received since process started"),
+	[ST_I_PX_REQ_OUT]       = ME_NEW_PX_SHARED("reqout",       "req_out_total",                 FN_COUNTER, FF_U64, req_out,              STATS_PX_CAP_LFBS, "Total number of request bytes sent since process started"),
+	[ST_I_PX_RES_IN]        = ME_NEW_PX_SHARED("resin",        "res_in_total",                  FN_COUNTER, FF_U64, res_in,               STATS_PX_CAP_LFBS, "Total number of response bytes received since process started"),
+	[ST_I_PX_RES_OUT]       = ME_NEW_PX_SHARED("resout",       "res_out_total",                 FN_COUNTER, FF_U64, res_out,              STATS_PX_CAP_LFBS, "Total number of response bytes sent since process started"),
+
 };
 
 /* Returns true if column at <idx> should be hidden.